OpenTechnical

OT-2026-000079930

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000079930) never changes.

Identity and time

Publication numberOT-2026-000079930 · never reused
Internal UUID01a0ae96-4377-7d9b-a3fd-ed686225a8af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079930
StatusPUBLIC

Content hashes

Canonical textbaea9cf93ef6ff643d337bb5f0a78c05862a3d6467464b1add8ab821b2b91575
Markdownaab95b5463d96927fcce0ef998681da902bf6bbce7cf321163c07a55a417da6a
PDF
Publication pagea974054410fe79a6934f88964ad5a006ce7e4a88441acd7a2c373b3d4b7178b3
Manifest919837d85f82278cdd5e3f55d677c411bcdbdaac628dfbe0340d895a52c07699

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
SignaturezQq6JAafWq1nAQ/AqvdfKVSajSAWPQbbQSWbAuLGR+qDb3551ZsF6zDS9xXesj857efVmqZxyQsHfU7XVs0gCQ==
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

2026-09-17T10:03:49.958371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079930
observed a974054410fe79a6934f88964ad5a006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.939345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079930/manifest.json
observed 919837d85f82278cdd5e3f55d677c411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.920850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079930/publication.md
observed aab95b5463d96927fcce0ef998681da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.902104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079930/publication.txt
observed baea9cf93ef6ff643d337bb5f0a78c05...
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.