OpenTechnical

OT-2026-000056823

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000056823) never changes.

Identity and time

Publication numberOT-2026-000056823 · never reused
Internal UUID01a0ae87-7af8-7cb8-a557-08e4230633fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056823
StatusPUBLIC

Content hashes

Canonical textd1e06bfaadfd5a6e82bc564b9e3a7b2d3ac9bb8eaee21e4ec906cec362c4d8b7
Markdown8a091a6b7cb1eb6f1045bff906e736425d303d443f99aa023f8a59ff3cb70522
PDF
Publication pagec249b86df86ca8e68d8901c3467cd38097769c5fbbc3928dd1d875cfb20ea5eb
Manifest00b09502e5f371d32d94e88254954373d54d1ebb336e9c109ece8c2e4dd3e7da

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
SignatureTw84qcAnTsiqQDYhPLgL4pD1nn4fgBer7hSMix4AehFLIOIBrixQuqXWjQSqXaYDJbzprkZ3uZNrcTAEBMzBBA==
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

2026-09-17T10:50:18.889945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056823
observed c249b86df86ca8e68d8901c3467cd380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.870419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056823/manifest.json
observed 00b09502e5f371d32d94e88254954373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.851289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056823/publication.md
observed 8a091a6b7cb1eb6f1045bff906e73642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.828965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056823/publication.txt
observed d1e06bfaadfd5a6e82bc564b9e3a7b2d...
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.