OpenTechnical

OT-2026-000099847

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000099847) never changes.

Identity and time

Publication numberOT-2026-000099847 · never reused
Internal UUID01a0aea3-1473-7b00-a068-ce33b9094459 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099847
StatusPUBLIC

Content hashes

Canonical texte87ea2a18a993b14ef7c5b36ef26e59f6f9f6fb02c8e8d4381ac758ff3228c3a
Markdown391a28166646f423074949d09b7ebcb1890ebf9c38d8708af66766eac8e6feb8
PDF
Publication page6e490227a625c218b494780012ab60ea269b26ae2aaa7aa8d6724f3135c88b0a
Manifest534a81df58e12ae6a7a6851a170892e62f5fe8c98c8992bc7a05cf405b633235

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
SignatureX0NFAggVq2mfvI24WMNuUiVQN8fsld4TgKz2+byIVUegz1r1LPSRtC6bKU6e72t2x2HIvXaOp+JL3lhbwlwSDQ==
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

2026-09-17T09:30:21.108742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847
observed 6e490227a625c218b494780012ab60ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.082802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847/manifest.json
observed 534a81df58e12ae6a7a6851a170892e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.061924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847/publication.md
observed 391a28166646f423074949d09b7ebcb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.041016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847/publication.txt
observed e87ea2a18a993b14ef7c5b36ef26e59f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.141454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847
observed 6e490227a625c218b494780012ab60ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.122011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847/manifest.json
observed 534a81df58e12ae6a7a6851a170892e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.102928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847/publication.md
observed 391a28166646f423074949d09b7ebcb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.083961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099847/publication.txt
observed e87ea2a18a993b14ef7c5b36ef26e59f...
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.