OpenTechnical

OT-2026-000071651

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000071651) never changes.

Identity and time

Publication numberOT-2026-000071651 · never reused
Internal UUID01a0ae92-1e91-706d-9fc5-47672eb2b042 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071651
StatusPUBLIC

Content hashes

Canonical text835d8fbeeaa8ff944801b2223c626bbbcbcd90c38a57c4dfca4905aca0c09252
Markdowndff27036acabd1c9e09f4bdfd96a918b004d613e606b27d74166809b119613c5
PDF
Publication pagea391447b8bc59844d94d81bd65773fde661eb65e4cfd16e176af0897ba04bb3a
Manifest83f9e692bfafa748a60fdb3bd3675ce1e227bccafb125208e6acd02670affe6c

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
SignatureKQnPi7+VlXjtmiOoI5hpACCo3jKbITzOczZfewZCr+zMJ7qIobmcpcFPFcYWi4RJioXwmlQxxmpLo2ZINHFkDQ==
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

2026-09-17T10:23:41.069854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071651
observed a391447b8bc59844d94d81bd65773fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:41.053474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071651/manifest.json
observed 83f9e692bfafa748a60fdb3bd3675ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:41.035935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071651/publication.md
observed dff27036acabd1c9e09f4bdfd96a918b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:41.018068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071651/publication.txt
observed 835d8fbeeaa8ff944801b2223c626bbb...
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.