OpenTechnical

OT-2026-000038998

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000038998) never changes.

Identity and time

Publication numberOT-2026-000038998 · never reused
Internal UUID01a0ae78-9672-798b-a658-88b4c6e70840 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038998
StatusPUBLIC

Content hashes

Canonical text6cb7b4c889ea9e82b2900f8ca05961854938ddb9cfd1b388cd98cd1fab0a758d
Markdown00e61b831e860288ae5786664250df4675ff4f3ac2796f90c61e6cb0db97a52f
PDF
Publication page22e5e6836734fe4eee598e34354491f7bb0ae61861ad3740f995e748ef857b41
Manifest2cb8f25a2f1ab7bda1d1dca0e76c10b5f5ed3a160b86b18e1a0daf2c8942970b

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
SignatureISYzoT/WoerSWCgIoE22f3REqcwDlIXxlKDQg18BF+aZsQ6nOIzQYVA/+VOLmAUD5aAR63d1mmk8RvgnWdKKCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:20.201896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038998
observed 22e5e6836734fe4eee598e34354491f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.182331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038998/manifest.json
observed 2cb8f25a2f1ab7bda1d1dca0e76c10b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.161534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038998/publication.md
observed 00e61b831e860288ae5786664250df46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.142957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038998/publication.txt
observed 6cb7b4c889ea9e82b2900f8ca0596185...
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.