OpenTechnical

OT-2026-000045780

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000045780) never changes.

Identity and time

Publication numberOT-2026-000045780 · never reused
Internal UUID01a0ae7d-8f05-7b1f-bc34-fa3d484cb493 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045780
StatusPUBLIC

Content hashes

Canonical textd6f25369d22913f9d1e479b4b016d5ff0e907eca872b858de873cbcae6eadaa0
Markdownc96c6aec81afcb4aff912d9e257a7c209bd8575691fb310c2204e1af1133281a
PDF
Publication page8af7e3d6c704faa7e88e9beefc1333ecb9235769478948449391a970bd64b9e0
Manifest53bcdee73fc7044474787a5fd15de12e50249e216b9e909802dab620136f9851

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
SignatureG5pVDVwzX4RLxpJpRowl67Wxh7WUU+4qBSYarYca5nvTj5bWogRa+XsIMFIetPWxP2cOPcEHhwdXLTRoP+gGAg==
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

2026-09-17T11:09:38.415630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045780
observed 8af7e3d6c704faa7e88e9beefc1333ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.397939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045780/manifest.json
observed 53bcdee73fc7044474787a5fd15de12e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.377667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045780/publication.md
observed c96c6aec81afcb4aff912d9e257a7c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.359982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045780/publication.txt
observed d6f25369d22913f9d1e479b4b016d5ff...
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.