OpenTechnical

OT-2026-000063372

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000063372) never changes.

Identity and time

Publication numberOT-2026-000063372 · never reused
Internal UUID01a0ae8c-f944-7e10-99cb-cc62648680c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063372
StatusPUBLIC

Content hashes

Canonical text1876cf517e7f33e92864faf9f7b7bf19df4e84a62e0c8f68c3957b63bddb60fa
Markdown71cc0b86e37e0d4e2bfb49b4cc54e1f04267e4bcdf35cd18d3378af83e4f41f1
PDF
Publication page90f9bf505a82d99d0676bfe2f03d2accf25744182d1207595d2836431a8eea8e
Manifest63836608e7005e2d1c3cc320efd4c4316b2ef7a16a4db69cf28f681684ffcb97

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
SignaturecBDZ9bDh6jz8DBu3PMweMUtkFiygsms1j0IgBhAgr+0Rr0MSMPryY4RACQAdrzRq9U4EU3+BGyxt0LvosWH1DQ==
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

2026-09-17T10:37:16.795136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063372
observed 90f9bf505a82d99d0676bfe2f03d2acc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.777239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063372/manifest.json
observed 63836608e7005e2d1c3cc320efd4c431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.756639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063372/publication.md
observed 71cc0b86e37e0d4e2bfb49b4cc54e1f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.738611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063372/publication.txt
observed 1876cf517e7f33e92864faf9f7b7bf19...
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.