OpenTechnical

OT-2026-000055746

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before set-down

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-2026-000055746) never changes.

Identity and time

Publication numberOT-2026-000055746 · never reused
Internal UUID01a0ae87-09cb-7b49-bde6-e1973b541feb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055746
StatusPUBLIC

Content hashes

Canonical texta4584a948ac005bca013167f3b4b91897602af5dc00832f9e7d6e805eff08aca
Markdown05cea350e5c58ec6f002dc98e8956727144d8330659911345cefe38ccff6918e
PDF
Publication pageda834c239f60b8e18b104b58dd28a61b6737247390c48877950ab2c4a5768791
Manifestde932c8a5c2e01747b22ba6841c980075315176873d97d882dc062601d05f658

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
SignatureDc99TBa92yS6TqOdWaATRTAC8rwMo9faj9G28icxFAw2RKEBcEPZ6gf1vFiDkn5guFTxsJ7zXI6iAZaLbC4kAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:04.091551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055746
observed da834c239f60b8e18b104b58dd28a61b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.039468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055746/manifest.json
observed de932c8a5c2e01747b22ba6841c98007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.022419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055746/publication.md
observed 05cea350e5c58ec6f002dc98e8956727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:03.971679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055746/publication.txt
observed a4584a948ac005bca013167f3b4b9189...
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.