OpenTechnical

OT-2026-000073322

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000073322) never changes.

Identity and time

Publication numberOT-2026-000073322 · never reused
Internal UUID01a0ae92-efb7-7d6a-9f75-d9418433838d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073322
StatusPUBLIC

Content hashes

Canonical text40062f680ae563218eeeea75c95757b372cba98dddd28b52538f24ec09c85cc8
Markdownae25fc521426a23ecf9c37f4a6c6f85842e9ad8e21339b030d65cdce36ecfe5c
PDF
Publication pagea4040fe8a165325222aa974e7801816ccbb9e94a6dfdf7fca49db4853980001e
Manifest016b7c58a4e9b45e9c887d9a39b952c47494a4a481040eb12c56a73d5f722254

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
SignaturePxBcKVFPuQU93Z9rw06+B3iVOUJ3PfjK6Qq7rRzVuwKAwS8mjahp/JF2WFC5Mc8zamUadpZTtGgqG8tdROOTDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:21:20.296205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073322
observed a4040fe8a165325222aa974e7801816c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:20.276923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073322/manifest.json
observed 016b7c58a4e9b45e9c887d9a39b952c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:20.259692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073322/publication.md
observed ae25fc521426a23ecf9c37f4a6c6f858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:20.240862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073322/publication.txt
observed 40062f680ae563218eeeea75c95757b3...
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.