OpenTechnical

OT-2026-000097623

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097623) never changes.

Identity and time

Publication numberOT-2026-000097623 · never reused
Internal UUID01a0aea1-92f2-76fe-94eb-e7806347d618 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097623
StatusPUBLIC

Content hashes

Canonical textd35b4ef5c075503c6e36e629a99e89b6402e6591e5d3e0d3bb6a0f21b2a8bf76
Markdownef2b1e53ade8613aaaa980c629e95904ad84151f08a55eb499f4f2fdf7001bce
PDF
Publication page5d73642aa999c71587eb7a62925b474943b86096ce682ac5529bf3905a2b9b4e
Manifest464880f192a9b16c3ae7ae19a2c29d81d8bc55ed7c92c3c30689157db016eb02

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
SignaturelPBmOPIwSmbb8J+gMYqK/qx+buonzY4US3QLzQR4y48fMGSx+SS/8a8xFtcWs4dYDHfvh8XfF2Mbrb5/NUdVCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:37.808976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097623
observed 5d73642aa999c71587eb7a62925b4749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.790868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097623/manifest.json
observed 464880f192a9b16c3ae7ae19a2c29d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.773315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097623/publication.md
observed ef2b1e53ade8613aaaa980c629e95904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.754996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097623/publication.txt
observed d35b4ef5c075503c6e36e629a99e89b6...
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.