OpenTechnical

OT-2026-000072719

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000072719) never changes.

Identity and time

Publication numberOT-2026-000072719 · never reused
Internal UUID01a0ae92-89d9-7e04-bb77-eeb044b2be42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072719
StatusPUBLIC

Content hashes

Canonical textbf01eed7669ac935e78d4aa47d4debc237f0112d33bfdb7c9162e06c9c133e15
Markdown7cb7a2f878fc3a4eabb19caaec4a4b3569b6b6f17c2fa7a346a2203939f8553d
PDF
Publication page8b8f2ff9be000abff71e9efe6b8a765323340319f6d6a86e3b99228aac796c91
Manifestc9f5560cd3ffe60e6d5d8b37a4af267572f6e3d6774812fc66268cba021d406a

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
Signature0w1opix/enp8AFah2OluUirZ119QPZTE1dQgdUk68gi39D+DuF+OK/j/qFt3wPzhkK7ll2tFizGqtNhq16kDBw==
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

2026-09-17T10:22:36.975119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072719
observed 8b8f2ff9be000abff71e9efe6b8a7653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:36.957037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072719/manifest.json
observed c9f5560cd3ffe60e6d5d8b37a4af2675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:36.939985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072719/publication.md
observed 7cb7a2f878fc3a4eabb19caaec4a4b35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:36.923491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072719/publication.txt
observed bf01eed7669ac935e78d4aa47d4debc2...
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.