OpenTechnical

OT-2026-000071849

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000071849) never changes.

Identity and time

Publication numberOT-2026-000071849 · never reused
Internal UUID01a0ae92-1e92-76d0-8885-81b6aed7a751 · 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-2026-000071849
StatusPUBLIC

Content hashes

Canonical textadf9c54e5fdd6077f91392da6a44b44c1fae48d8bf656c39a8bcb065c9961733
Markdown084ec005a16abff7c3613d981d4728804291ec71fa529c54a4b2fe110d31fc99
PDF
Publication pagecc184eee2079cfa5a9e6ba411d5280355d1170cbc2694ab2f0f34b546292d1e1
Manifestcc0012fea6856860d561127701b0255c50b03ce5aa832aa14b7b35b893d105ef

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
SignatureOcs3XeBaGMW5tuBVpiiO5Y+Cjn3hxOuZFroDg92CEUq99DLdowTGBhshp5nCEUDEmCrKBjskMBPSVY6ZMFpXBQ==
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

2026-09-17T10:24:01.746720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071849
observed cc184eee2079cfa5a9e6ba411d528035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.729308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071849/manifest.json
observed cc0012fea6856860d561127701b0255c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.709519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071849/publication.md
observed 084ec005a16abff7c3613d981d472880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.691059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071849/publication.txt
observed adf9c54e5fdd6077f91392da6a44b44c...
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.