OpenTechnical

OT-2026-000037543

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000037543) never changes.

Identity and time

Publication numberOT-2026-000037543 · never reused
Internal UUID01a0ae77-b8ce-7958-acd9-6d8ed2724b57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037543
StatusPUBLIC

Content hashes

Canonical textffb623124bdf79a7f572597ae1dc066075cce0b6b1061aabba31e1bc15f63fde
Markdownc14418b7a081c8c3fe33ec96d76880ecc91bd820b0b5801ef929b4fe3ab3d23c
PDF
Publication pagec61f7c3b5804a1a98e739f8a0dddc623a7b0998096b2ec50460856e741b961f3
Manifestdbb4b9caf4d6478b7b3e82fc3de3ddedb2640b3d0745fd9d291bab0408abff7b

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
SignatureybbabQMvISHF9fgmK4u6m/gK94NqVvAq2aknEA0XeGnu2NubidUBWCnJ+KGzUYqvq6maKnv2NorTdYlRN+sQDw==
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

2026-09-17T11:24:05.080527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037543
observed c61f7c3b5804a1a98e739f8a0dddc623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.064466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037543/manifest.json
observed dbb4b9caf4d6478b7b3e82fc3de3dded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.046388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037543/publication.md
observed c14418b7a081c8c3fe33ec96d76880ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.029001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037543/publication.txt
observed ffb623124bdf79a7f572597ae1dc0660...
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.