OpenTechnical

OT-2026-000045314

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000045314) never changes.

Identity and time

Publication numberOT-2026-000045314 · never reused
Internal UUID01a0ae7c-f76b-7423-83d6-68b3579943bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045314
StatusPUBLIC

Content hashes

Canonical text0abf39b5ff706ff5bd028b7191deda7c7475ba92704d748dcc094f0005da2edf
Markdownac4cc8051ddaccf82fd8b362dbc6c29dbdb88871b34ee669971516ac9b5b4383
PDF
Publication page0c06f152cbc168d48eb99fe3147b44eb9fb763362bc01ece78ed17122ddf514c
Manifest35717063211917ae928346452d241c2b957bc66e2b6d44fe1a1fcc84f1ecd0b0

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
SignaturetJu5uttszIzHZhNEbIyNInLqAQMoYBspsn8LNe5u2bbAxsLZP2BkBVKDKPyw5q9SVoeJ61XiWVxJyu7+MEJEBA==
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

2026-09-17T11:10:33.840617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045314
observed 0c06f152cbc168d48eb99fe3147b44eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.821419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045314/manifest.json
observed 35717063211917ae928346452d241c2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.804100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045314/publication.md
observed ac4cc8051ddaccf82fd8b362dbc6c29d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.781998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045314/publication.txt
observed 0abf39b5ff706ff5bd028b7191deda7c...
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.