OpenTechnical

OT-2026-000031760

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000031760) never changes.

Identity and time

Publication numberOT-2026-000031760 · never reused
Internal UUID01a0ae74-bad0-7729-b6ae-b8230a53757c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031760
StatusPUBLIC

Content hashes

Canonical text3a2d3ee2795195eb9c5fc00152698ad6b814e91e65ea9c7f292828ad1349375e
Markdown044d2c7e1e67856124fd4052bea1ea4b11496f132d3570b15f63c137bc19c5e9
PDF
Publication page134848df585233342609efbbbe35853651623dcfbc3edbfac8820a308ecd6ec6
Manifeste22f59d6b7d687690b7d25f9a6f5af41f5b3ec0e4d681349c65b71df6cbef48e

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
Signature1/11qFcAhsEPVy2bWaLAcsgKnrFCUfmj2skudjIdA5qt3Yd7DbEAKEvJ11jgSD1NCbtKzt9OQRvETcQwNU9XCw==
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

2026-09-17T11:34:52.886817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031760
observed 134848df585233342609efbbbe358536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:52.870644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031760/manifest.json
observed e22f59d6b7d687690b7d25f9a6f5af41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:52.853707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031760/publication.md
observed 044d2c7e1e67856124fd4052bea1ea4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:52.836754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031760/publication.txt
observed 3a2d3ee2795195eb9c5fc00152698ad6...
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.