OpenTechnical

OT-2026-000008635

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000008635) never changes.

Identity and time

Publication numberOT-2026-000008635 · never reused
Internal UUID01a0ae6a-e46b-75bc-8388-1d548b089363 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008635
StatusPUBLIC

Content hashes

Canonical text9a1389e7a971dfaf0a7bd317f88ea6df4ff81b7abc459d69a0267347c0440feb
Markdownd68b331191da624d7dbcb1b687f4161f7f75dc5cd1af5158129f567f357476f2
PDF
Publication pagee8a93f23ba803daa386833bcadfb44f9c2f80861e4730b62e38cd699f56f356b
Manifest3b188df4145445e83e91fb12fbae21b0220c09e83ba8fda542a958292a18e090

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
Signature01t61vQAPihGIM1n5ye6JmTNFhoS6b6GRz3FUqgK6gPIib1TOnbLiZfsd9EjQVoZMWXV1y5R0wsEaXXnJfv5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:36.173630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008635
observed e8a93f23ba803daa386833bcadfb44f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:36.152794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008635/manifest.json
observed 3b188df4145445e83e91fb12fbae21b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:36.131226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008635/publication.md
observed d68b331191da624d7dbcb1b687f4161f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:36.111888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008635/publication.txt
observed 9a1389e7a971dfaf0a7bd317f88ea6df...
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.