OpenTechnical

OT-2026-000098997

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000098997) never changes.

Identity and time

Publication numberOT-2026-000098997 · never reused
Internal UUID01a0aea2-8287-79dc-b96d-744e6e0688d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098997
StatusPUBLIC

Content hashes

Canonical text22e62bd21f289f0d2b2a4bccf340f80119f481e534fb44fdb3fb79ee4e9abe26
Markdown5a5865fb0685a66acd7fc6d47cf30bc1ef26fdd22cee925ea334991c746a046e
PDF
Publication pageb2eae9652da990aec731c7a2fed555c95517d32caf5706c2bf8114ded6b0d33e
Manifest6cea3f4c8c83da3e5ab31c9a5a3dae5c537bebb70a0d0a5f91a066446538f81b

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
Signatureuhq0xCY53qanw4+AKWoh/VYnTC/0Qc9HnbD3PlqSTVaMUM9HcBprwWZrcijZVE8pDiE7oKaCIARgrtSL4XBdCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:04.841240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098997
observed b2eae9652da990aec731c7a2fed555c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.823909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098997/manifest.json
observed 6cea3f4c8c83da3e5ab31c9a5a3dae5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.807689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098997/publication.md
observed 5a5865fb0685a66acd7fc6d47cf30bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.790233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098997/publication.txt
observed 22e62bd21f289f0d2b2a4bccf340f801...
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.