OpenTechnical

OT-2026-000088968

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line 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-2026-000088968) never changes.

Identity and time

Publication numberOT-2026-000088968 · never reused
Internal UUID01a0ae9b-8f11-7405-b05e-d80730ad2190 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088968
StatusPUBLIC

Content hashes

Canonical textc49e85c3401ea9714857d3e4eb48730451789c00df4cb3a38bee9c5ef8e034a8
Markdown1489465337592be6a7845f68c77a672232a89158b8d5529141857c22cd27a1c3
PDF
Publication pagefa86e01c1837e53d6c99128224da4fc661e2f19ca96a054afdfc510705d09da5
Manifest5554dc56ed2c52abdcf178133d6992c8b5279d2be18f075261cd69bf6f164bc3

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
SignatureNrT7TOjdvNvoTxfYmhUvsEG3tGixD5Np6k3flVtVDpNTImPJR5nk0oMBRmISiuZIBggVEwC0xuvd7DwOfW1ACQ==
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

2026-09-17T09:48:23.001348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088968
observed fa86e01c1837e53d6c99128224da4fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.984461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088968/manifest.json
observed 5554dc56ed2c52abdcf178133d6992c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.966057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088968/publication.md
observed 1489465337592be6a7845f68c77a6722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.947303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088968/publication.txt
observed c49e85c3401ea9714857d3e4eb487304...
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.