OpenTechnical

OT-2026-000089765

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000089765) never changes.

Identity and time

Publication numberOT-2026-000089765 · never reused
Internal UUID01a0ae9c-1a22-7576-9e8e-5319eeb8663c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:21.039513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089765
StatusPUBLIC

Content hashes

Canonical text76a0fe02fc09e30bdeca92a23923b4440cdd8fe19bff95f593dc5f24c9191189
Markdown1ddb1e11cbbded5268414b6cefb05adf136ef48ba3fbc3f68cf403d850248579
PDF
Publication page2c8154359a1f68e3290dba95abb76fa443a507ffe5a314bc8d7e5945188488ba
Manifesta8c7f3037fe3bdab32438bfce4388fe1b86d55b8326d8ff495fb18183c8395f9

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
SignatureDbNANxrlqzhOJt0+rnmh+He/SrrBRr6b0lS+Fj0cWvuC+e8/lAhZDlFdmgdmHFiWxJh14xpwhC5B5yROidzcBw==
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

2026-09-17T09:46:51.125944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089765
observed 2c8154359a1f68e3290dba95abb76fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:51.108343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089765/manifest.json
observed a8c7f3037fe3bdab32438bfce4388fe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:51.091344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089765/publication.md
observed 1ddb1e11cbbded5268414b6cefb05adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:51.074428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089765/publication.txt
observed 76a0fe02fc09e30bdeca92a23923b444...
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.