OpenTechnical

OT-2026-000071864

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000071864) never changes.

Identity and time

Publication numberOT-2026-000071864 · never reused
Internal UUID01a0ae92-1e92-7a88-8c11-e71cb04df28f · 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-2026-000071864
StatusPUBLIC

Content hashes

Canonical text94c514a1b896aa49d1d2ca26f6f623afde0aad80fb5b71aefd0d815d376bb5ea
Markdown55e3fb46f5cb30be9832e6e882d62faee4202c693cc14c1088d857db9db6fd43
PDF
Publication pageaadb9e2ceda79677298bcd998520443430ce55b6f81a2064e63f36f481926e49
Manifest5127ea707aeb336dfd10fa1d546ceb607b45f018cf37a29dd79b2c9c57fac256

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
SignaturezyKZIG1BBvwnH86oejAU0d2MossPrnz4VC6w4Q32c09sWjzVcqwjVEoHWyIHZ2sujQ7cN9W6dSw+yqdcRrQjAg==
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

2026-09-17T10:24:33.828959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071864
observed aadb9e2ceda79677298bcd9985204434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.808984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071864/manifest.json
observed 5127ea707aeb336dfd10fa1d546ceb60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.783280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071864/publication.md
observed 55e3fb46f5cb30be9832e6e882d62fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.763009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071864/publication.txt
observed 94c514a1b896aa49d1d2ca26f6f623af...
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.