OpenTechnical

OT-2026-000034262

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000034262) never changes.

Identity and time

Publication numberOT-2026-000034262 · never reused
Internal UUID01a0ae75-df0d-7c65-a9f5-25cddba98fec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034262
StatusPUBLIC

Content hashes

Canonical text7b3ee12090913b8ae54862c9a71a07c818112b15102237bb88b4325986989c63
Markdowncc8b4796c7b44edbd24cf7df3d5d8c1f9f2bbaef77ccc2efb61548fc69cb5e20
PDF
Publication pagebde370302d5546daa571b0a54c6950cdbc40835549680d5333fa7ff2e030fc7f
Manifest07072f5fbd3672f7452b97334733afa60031180a6c475febc3d503a6e9afe433

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
SignatureIJYmi7f/CB3ff8yxCd/JhXQXcQdTEjzyGBumm+ZlLmEfrtOEk+wyGGNAsuvO8Kn1Vess4lT9XtxC1fV+bPVvAw==
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

2026-09-17T11:30:49.297484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034262
observed bde370302d5546daa571b0a54c6950cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.278778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034262/manifest.json
observed 07072f5fbd3672f7452b97334733afa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.259289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034262/publication.md
observed cc8b4796c7b44edbd24cf7df3d5d8c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.241011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034262/publication.txt
observed 7b3ee12090913b8ae54862c9a71a07c8...
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.