OpenTechnical

OT-2026-000102798

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102798) never changes.

Identity and time

Publication numberOT-2026-000102798 · never reused
Internal UUID01a0aea4-858c-75fc-850a-074cdd797679 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102798
StatusPUBLIC

Content hashes

Canonical text316801547675ac77bd703edee98b389701110604b48cdb1d41ef310435748e06
Markdown757ef9c582bf545a72a1d8016654025bfafce3b7f00dccc8f4f7886214b29a9b
PDF
Publication page2b1c66fb903d0ce1a1e79f9ad65a124f6912ee45734a65d4a489ff9198b5b121
Manifestdcb201b1327bd2b2c8beab67c5103df03b2f25a5d4577c3867e8ddc2efbaa295

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
SignaturebW4xUtjsLX1RyQtQfO4SQQBMxMnKzW6coRd8079miwqjbBNld6OgTJ5A8ZIiNv1p4zjDIKKY3eXFp6TCGyRwCg==
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

2026-09-17T09:24:19.637557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102798
observed 2b1c66fb903d0ce1a1e79f9ad65a124f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.619384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102798/manifest.json
observed dcb201b1327bd2b2c8beab67c5103df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.601371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102798/publication.md
observed 757ef9c582bf545a72a1d8016654025b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.582322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102798/publication.txt
observed 316801547675ac77bd703edee98b3897...
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.