OpenTechnical

OT-2026-000035996

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000035996) never changes.

Identity and time

Publication numberOT-2026-000035996 · never reused
Internal UUID01a0ae77-01cd-7445-8bba-d8a33ba4dd9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035996
StatusPUBLIC

Content hashes

Canonical textf2c8a96f3e22a2093195504929fba40e81847ee0e0e7fc5c650af3ab08bea40c
Markdown688a090fa8534acc7720f0d0ab31232c24c56f54700d40e44f43960f69e31939
PDF
Publication page3af50dea0a8fbb66d633658581c958d904dee468d704bdd67961857b8de0ac2e
Manifest4fe7c423cff0e0dec728a1ed58a809d5f6810d8a0dfa31f5eb8a2e78ff049c74

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
SignatureGtlmrR2VO7FqI1BK47aSwqTQS0nJmnXBlfO7exN9cQwwY/TW7JKBtEbG9k+qV0KMKt6qjHMsVua4Us5uP9XtBQ==
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

2026-09-17T11:26:09.352525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035996
observed 3af50dea0a8fbb66d633658581c958d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.335674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035996/manifest.json
observed 4fe7c423cff0e0dec728a1ed58a809d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.319518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035996/publication.md
observed 688a090fa8534acc7720f0d0ab31232c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.302713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035996/publication.txt
observed f2c8a96f3e22a2093195504929fba40e...
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.