OpenTechnical

OT-2026-000040041

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000040041) never changes.

Identity and time

Publication numberOT-2026-000040041 · never reused
Internal UUID01a0ae79-26fc-7415-a3b9-e9ae8fd50ec1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040041
StatusPUBLIC

Content hashes

Canonical text63042a359733c2ca1aa894e17c3fb751c0e3a2ac6977807806b944e07876a898
Markdown9c4eab36f96f20ec1ca86352e688cfa7b94b753b4bf468067f9a515a128fc4b4
PDF
Publication page5ebbfbbada965ab14ed511ff2ab8a304a06b465bae27c71f7c3fede71f54505d
Manifest52eb54b42c535ab85a05dcf7b0c4dc83d0db15dfa21bb9d43232c71a39a36382

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
SignatureN8Bca/EYPHgZrF+iCmgO8nlzNL+Tn5XZpxB8ndV7VB8KY7pVsZlNy6aQ9CXBRZ+iPXZ0b/JKCGkihHNK9HwpDg==
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

2026-09-17T11:20:34.800131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041
observed 5ebbfbbada965ab14ed511ff2ab8a304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.781966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041/manifest.json
observed 52eb54b42c535ab85a05dcf7b0c4dc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.762357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041/publication.md
observed 9c4eab36f96f20ec1ca86352e688cfa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.744008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041/publication.txt
observed 63042a359733c2ca1aa894e17c3fb751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.718682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041
observed 5ebbfbbada965ab14ed511ff2ab8a304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.701273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041/manifest.json
observed 52eb54b42c535ab85a05dcf7b0c4dc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.685820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041/publication.md
observed 9c4eab36f96f20ec1ca86352e688cfa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.668378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040041/publication.txt
observed 63042a359733c2ca1aa894e17c3fb751...
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.