OpenTechnical

OT-2026-000070514

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000070514) never changes.

Identity and time

Publication numberOT-2026-000070514 · never reused
Internal UUID01a0ae91-5460-72c2-a542-6426154dec06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070514
StatusPUBLIC

Content hashes

Canonical text1fd5409fdd066318715d226e53d30ef17302477318842ebf49e501cddf50320b
Markdownb3d0fbde73d087311268a16e1209021db1f988c0904e1e399494e53abacfa2cf
PDF
Publication paged4c1e86ac483f86f8d693660ac807cfd29dd7b9f74070d79ec4f176b5bc784cb
Manifest93c27777ca4437a64f3e096195b8f4e74536d22b0ab5a5265f4fa04f75e6e549

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
SignaturepBjbhJF7zxzkqfAp4MBLiFfqaAQQBu7XEjqWA6n32EX1nZdXQvrb/kD76i7mdnNJY5TyAgFcwuLp+LmkpV5FDg==
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

2026-09-17T10:26:21.485799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070514
observed d4c1e86ac483f86f8d693660ac807cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.468228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070514/manifest.json
observed 93c27777ca4437a64f3e096195b8f4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.448374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070514/publication.md
observed b3d0fbde73d087311268a16e1209021d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.428083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070514/publication.txt
observed 1fd5409fdd066318715d226e53d30ef1...
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.