OpenTechnical

OT-2026-000085277

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained 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-2026-000085277) never changes.

Identity and time

Publication numberOT-2026-000085277 · never reused
Internal UUID01a0ae99-aaa9-7f08-8a35-1d491cac00df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085277
StatusPUBLIC

Content hashes

Canonical text53c8f29fde9747626fe5c52b6697a9c567dff12aa04eecf8aa6e5a9a466721c7
Markdown5a001ab25fcd06b095684baeff5d1b2a5e9a2087f2af5ae25e585c44b0b4b68b
PDF
Publication page6e3f45a6339d2b909039e9762423defbf02e9bdd47488f0c87fe8027d9ab7090
Manifest2fcc86b16a33e156ca1f4fcda7c570583bf09e2e5370a1aa021e8a980873fd3d

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
SignatureBHlOgl/xUSWt7UlYNPR8pcRJyiL8bD7DPFGRa/kBv4EpRM3SibneXlxCIBJFaK/b46nDkte6+Ws8XfoHtst5DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:53:59.192104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085277
observed 6e3f45a6339d2b909039e9762423defb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:59.176367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085277/manifest.json
observed 2fcc86b16a33e156ca1f4fcda7c57058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:59.159476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085277/publication.md
observed 5a001ab25fcd06b095684baeff5d1b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:59.140782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085277/publication.txt
observed 53c8f29fde9747626fe5c52b6697a9c5...
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.