OpenTechnical

OT-2026-000032667

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000032667) never changes.

Identity and time

Publication numberOT-2026-000032667 · never reused
Internal UUID01a0ae75-1070-7b7d-864f-e5aed10feed8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032667
StatusPUBLIC

Content hashes

Canonical text8c3ff70008d3641a52ae93a6760502695a49e45b1d3c8279fda19495cd71217a
Markdown5ac76947f34fdcd0bccc57672df3c6df08b458427b160160fb2a7f148d16f988
PDF
Publication page5a250d1ad626f6a1791f9b056bd35a7ad86c386de37e0b17a446624eb724d18b
Manifest58205d9e5c1341c196cebabdb03dbb8d0e488d026f6227029eca371c59247c90

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
Signaturew1mY3rEUymfhJWimpUAcjjvi0U/n+l4xF16/Y5Fq/pBWZU8Cs3Krd1y+XyWP3fuIKouYG2jb40gYwQDTKKjDAw==
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

2026-09-17T11:34:16.000975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032667
observed 5a250d1ad626f6a1791f9b056bd35a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.985516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032667/manifest.json
observed 58205d9e5c1341c196cebabdb03dbb8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.968959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032667/publication.md
observed 5ac76947f34fdcd0bccc57672df3c6df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.950417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032667/publication.txt
observed 8c3ff70008d3641a52ae93a676050269...
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.