OpenTechnical

OT-2026-000093356

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000093356) never changes.

Identity and time

Publication numberOT-2026-000093356 · never reused
Internal UUID01a0ae9e-0912-7876-b815-0537b94f1d20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093356
StatusPUBLIC

Content hashes

Canonical text503f38e762afd2899b0f1fee7e2f57130bb15767ec1dffe343599bf4a1e36454
Markdowncb0abdec2e33faac2a06fa3c8b27a10717abbaa83bc06b7d7a7f39e529cd191a
PDF
Publication page26535580cf64b80af34d8d7592bc33424fbd4d8988d5984a607a757c844a2bab
Manifest8e31f67199041a1e42851e2eebc08eefdd7ae7d4c78bacb95f598bdbb8cce49e

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
SignatureNYWSa+GLUT2Nb1xZU3rmn4EqkNWSF//9DAFBYv1UCbEcD+R7hS+uIZ02HlgJVDOOyQlPmndayE6a4CaubH0sBA==
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

2026-09-17T09:40:44.757399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093356
observed 26535580cf64b80af34d8d7592bc3342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.740068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093356/manifest.json
observed 8e31f67199041a1e42851e2eebc08eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.722387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093356/publication.md
observed cb0abdec2e33faac2a06fa3c8b27a107...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.705482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093356/publication.txt
observed 503f38e762afd2899b0f1fee7e2f5713...
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.