OpenTechnical

OT-2026-000066646

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000066646) never changes.

Identity and time

Publication numberOT-2026-000066646 · never reused
Internal UUID01a0ae8e-ce42-77e9-aa8e-651ce2343b10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066646
StatusPUBLIC

Content hashes

Canonical text4fb893367b4a65041dfa62fa645b4e3039429d75270aa3a82e7953fec14c7ecf
Markdownaeffbcf83e5412721d7ecc9dcefcec5e38f9ad929ed7b80930df206c8e92ff57
PDF
Publication pagea64d7dd6e90a0ca26cb0e6154e1eaf057697129a6362348666d82f8144e2a2a9
Manifest4fcdb8b51586d9b3a4ad5bf62799c2c50bfa91cded12cd43d1b7d77b692a8d11

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
SignatureJevunXPjZioeI0Dhyr/e2H9ANfyouZFbcJBHX1YX6ESQTxRFNZnqwqfGyW8f8SdhDnKtpCEMHLERwOQ9VDSWBg==
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

2026-09-17T10:33:01.766052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066646
observed a64d7dd6e90a0ca26cb0e6154e1eaf05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.745088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066646/manifest.json
observed 4fcdb8b51586d9b3a4ad5bf62799c2c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.726525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066646/publication.md
observed aeffbcf83e5412721d7ecc9dcefcec5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.707366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066646/publication.txt
observed 4fb893367b4a65041dfa62fa645b4e30...
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.