OpenTechnical

OT-2026-000034799

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000034799) never changes.

Identity and time

Publication numberOT-2026-000034799 · never reused
Internal UUID01a0ae76-1ed2-7ac8-ae26-479e54e42a05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034799
StatusPUBLIC

Content hashes

Canonical texte9bcb538843658b608713c00dc7a00c805d5d03e834605148ace4b74ebdf66c9
Markdownd912d4c06531a9607a696f7f5e403f477a6b76d9dd82b20c54652307653b3916
PDF
Publication pagefe4dcd2629bc08e76881103f9b1b27f9d0bd262e943019f1d14072778fa54482
Manifest125c5a4e9892a26e46be10f81bfedbebcc9cc4748589c083ec472031866b3e42

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
SignaturepoF0WiiEbColGqHGLYTiTUbBmEi9cvvE671bNO5KGYeFdpqScjTGyGYSQR6ZLWs+ddJ1Eo+yBZqxs4huag37Dw==
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

2026-09-17T11:30:18.297486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799
observed fe4dcd2629bc08e76881103f9b1b27f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.282680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799/manifest.json
observed 125c5a4e9892a26e46be10f81bfedbeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.266240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799/publication.md
observed d912d4c06531a9607a696f7f5e403f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.239967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799/publication.txt
observed e9bcb538843658b608713c00dc7a00c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:46.715607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799
observed fe4dcd2629bc08e76881103f9b1b27f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:46.691804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799/manifest.json
observed 125c5a4e9892a26e46be10f81bfedbeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:46.674177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799/publication.md
observed d912d4c06531a9607a696f7f5e403f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:46.647138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034799/publication.txt
observed e9bcb538843658b608713c00dc7a00c8...
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.