OpenTechnical

OT-2026-000040980

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000040980) never changes.

Identity and time

Publication numberOT-2026-000040980 · never reused
Internal UUID01a0ae79-6d11-74bf-9ade-607353ac8c54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040980
StatusPUBLIC

Content hashes

Canonical text258d2be0ca72703330ed1612068fcb56b209bd3b5e398dba84d7dab18e358459
Markdown7ba2399eff1f0097e445d55bec20683356cceeb3d5df19e46ee60ac26068bda0
PDF
Publication page030f8575556015842c455bc4687df97c8f165029bf7832e36ae3670a4d0e1de5
Manifest2ca34b83d483f8496ddb5df689c84b2ad5ebc0ad30b8b682004d7cfd9ac1f934

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
SignatureX5VsmiuMGXoM9c4+2BzJ408YsSiTpUVPWR09yluNaZ/3AVgDlsN49h7akmLvO1SSx1ZJckMCVDmMSJFdl98LBA==
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

2026-09-17T11:20:23.226746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980
observed 030f8575556015842c455bc4687df97c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.208332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980/manifest.json
observed 2ca34b83d483f8496ddb5df689c84b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.188522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980/publication.md
observed 7ba2399eff1f0097e445d55bec206833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.171767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980/publication.txt
observed 258d2be0ca72703330ed1612068fcb56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.920804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980
observed 030f8575556015842c455bc4687df97c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.904096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980/manifest.json
observed 2ca34b83d483f8496ddb5df689c84b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.888065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980/publication.md
observed 7ba2399eff1f0097e445d55bec206833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.868807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040980/publication.txt
observed 258d2be0ca72703330ed1612068fcb56...
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.