OpenTechnical

OT-2026-000073586

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000073586) never changes.

Identity and time

Publication numberOT-2026-000073586 · never reused
Internal UUID01a0ae92-efb9-7677-80f9-5b8447790b70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073586
StatusPUBLIC

Content hashes

Canonical text69535fffab02cb61d02a8fe64d7a5bfd18884e02f736c96a4104f37fe9d1ed9c
Markdowna94e286581abe75ccef024b3f44ed796cc5c7dc1f04b5f4d32b3d8946386cd61
PDF
Publication pagee1a3381a348a982bbd089c8933cde5aa9c888deabecc80a5a1d87ca14293acf6
Manifest8d59a4f31e7fd4c18777bc6a2491774d519744ca51082716a3feedd2f5f8d523

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
SignatureY1CF5b45XZTeYtqFdiAovnKDU7LTWyfzERsj/aHDnLWVdf/CA0VGQzSP1HwKZMYPhxmAHM9obeHIFD/AvHuZDA==
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

2026-09-17T10:21:45.905425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073586
observed e1a3381a348a982bbd089c8933cde5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:45.887588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073586/manifest.json
observed 8d59a4f31e7fd4c18777bc6a2491774d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:45.869707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073586/publication.md
observed a94e286581abe75ccef024b3f44ed796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:45.851623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073586/publication.txt
observed 69535fffab02cb61d02a8fe64d7a5bfd...
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.