OpenTechnical

OT-2026-000041687

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold 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-2026-000041687) never changes.

Identity and time

Publication numberOT-2026-000041687 · never reused
Internal UUID01a0ae79-e8a1-7185-a54a-792dfb3b50bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041687
StatusPUBLIC

Content hashes

Canonical textdc971c22cd19f15d0d3cb5820c7042b29a9929fec95a95c8748a9afb7aee387e
Markdowna02557448468538c6bdeea43dbe7cf43c80d9ca8e82fe77a57b50e517fd992ad
PDF
Publication page1745750df17c107cb0beecacdd4eb81911f1fd32825872209dea27e07c3f7a19
Manifest685aa27cb9a4814a49aa0d73ed74554dc6bc525c83438cdc2f00d4462f671a71

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
SignatureSw01T3w9V8amfd+0BOiVLTmNIvu1kc5TrtwN78HVA1zt9hvotahJPAAmr6BJAMmKRD4d0y9wZP1JY876b+3hAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:16:29.839359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041687
observed 1745750df17c107cb0beecacdd4eb819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.821931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041687/manifest.json
observed 685aa27cb9a4814a49aa0d73ed74554d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.805620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041687/publication.md
observed a02557448468538c6bdeea43dbe7cf43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.787921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041687/publication.txt
observed dc971c22cd19f15d0d3cb5820c7042b2...
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.