OpenTechnical

OT-2026-000053782

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented before set-down

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-2026-000053782) never changes.

Identity and time

Publication numberOT-2026-000053782 · never reused
Internal UUID01a0ae85-735d-7141-b902-c73b503b3c8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053782
StatusPUBLIC

Content hashes

Canonical textc3f3d21aa578621ad4d588994ef2948221871fc177dfbcdd3032d51557ff59ae
Markdownef56bc119488c2d48e0c30c0a984152cc8ec7af2425f868071a9149f31728df6
PDF
Publication page75577a29d53fa181ea6af86082cbdc4e0e31109f9169409ccc784b7946afccf0
Manifest652655d3f6020dd17208048f58a036c1092a3ab6a069f929336eb0d3a8b65e16

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
SignatureBPpgvSvvWFeon6LUvtm5r0OAsL5W6Kqx3oaALPwn/85fzkSGYB91O3XdgogdYirsMCE2KUJTQEFOuZedqYEGCA==
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

2026-09-17T08:40:27.512071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053782
observed 75577a29d53fa181ea6af86082cbdc4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.491233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053782/manifest.json
observed 652655d3f6020dd17208048f58a036c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.466456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053782/publication.md
observed ef56bc119488c2d48e0c30c0a984152c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.327863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053782/publication.txt
observed c3f3d21aa578621ad4d588994ef29482...
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.