OpenTechnical

OT-2026-000056065

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000056065) never changes.

Identity and time

Publication numberOT-2026-000056065 · never reused
Internal UUID01a0ae87-0a4b-701f-9014-2cc5c3b7bbab · 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-2026-000056065
StatusPUBLIC

Content hashes

Canonical textefc968a95bf7cd107e2dde6575dad5c20a42404d339c9b32c95bbd274b51dbdc
Markdown4f7b02bb022fb370f1485b7d29b312f07fcf5713574b33536230da0ee2978529
PDF
Publication page474bc7b12ab2ea3853f66489d8ccefd2bde6fe1a9034fbdbe142f5723622c229
Manifest1f720f536c54cfdb06eef7bbe1c040269da82558dfa8054734f818f5225ee219

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
Signaturek+axIZfa19RhI0g1MlgfkWIBpMiqjHSHH3eJU96cAVa9vHfSeVlt6vnTFBEELtnvjxmsjxqottcN2+yVEZm6Dg==
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

2026-09-17T10:51:36.069381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056065
observed 474bc7b12ab2ea3853f66489d8ccefd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:36.043106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056065/manifest.json
observed 1f720f536c54cfdb06eef7bbe1c04026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:36.024283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056065/publication.md
observed 4f7b02bb022fb370f1485b7d29b312f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:36.005377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056065/publication.txt
observed efc968a95bf7cd107e2dde6575dad5c2...
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.