OpenTechnical

OT-2026-000057251

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057251) never changes.

Identity and time

Publication numberOT-2026-000057251 · never reused
Internal UUID01a0ae87-d5bb-7fb2-a0e1-55daa46ce390 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057251
StatusPUBLIC

Content hashes

Canonical text5f70c4aff6d59cc11ac911bc5ae90de5902cfb4d3b3dc2912c3ea29ee719b2fe
Markdown6f3c19affe9ebc250fb9df6baa76023feacd5065d086a8a34d4971148d03b94a
PDF
Publication page898efd6f706c9c7862186a33bb30787164e4889b65eba7a0af9c2b7f00ba1dc0
Manifest1e6942a1d22dab66f345c76fa4c9515d8333f9bf2762a306bc5229733c7073b6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturexMvAVMlfK5YU11+5bxUyi3O7lkbVaRa15V9tKsFAVPG7owOO28hxTwkHd8YAIDrpbZu0DWKJ0rtv/9+rcrkqDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:19.164423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251
observed 898efd6f706c9c7862186a33bb307871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.147000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251/manifest.json
observed 1e6942a1d22dab66f345c76fa4c9515d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.128272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251/publication.md
observed 6f3c19affe9ebc250fb9df6baa76023f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.110386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251/publication.txt
observed 5f70c4aff6d59cc11ac911bc5ae90de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:24.738270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251
observed 898efd6f706c9c7862186a33bb307871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:24.720639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251/manifest.json
observed 1e6942a1d22dab66f345c76fa4c9515d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:24.702309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251/publication.md
observed 6f3c19affe9ebc250fb9df6baa76023f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:24.683923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057251/publication.txt
observed 5f70c4aff6d59cc11ac911bc5ae90de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.