OpenTechnical

OT-2026-000076723

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000076723) never changes.

Identity and time

Publication numberOT-2026-000076723 · never reused
Internal UUID01a0ae94-b06f-7777-990b-ca71f807f3de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076723
StatusPUBLIC

Content hashes

Canonical text628bb7eda52740c63e7ac0175d6a8b9b9ad5f6e7b094c612b53cce7a5960b4ae
Markdownb2414722f77a27cc54e7673e49b2b5c091d289de96055022d6449a4b126b9a8d
PDF
Publication page2ca2ca40ebe33b70225a0f49cc9027f8684ce5b6dfcc540ea5cb241b15565468
Manifestb4526c0a5d98b406f24f7e1f85f4c8754eb0e0ef5401e62def2f5868a8c4ba8a

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
SignaturevnG+6sIJC3aRDD/RgGWO8VnjWBjfpvOGWZcyvEhgAArJNY/b05xuy9Knc4Gc+7WKNs/LMGuLRt8r8CkOxdSpBw==
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

2026-09-17T10:09:30.035804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076723
observed 2ca2ca40ebe33b70225a0f49cc9027f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.016318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076723/manifest.json
observed b4526c0a5d98b406f24f7e1f85f4c875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.998075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076723/publication.md
observed b2414722f77a27cc54e7673e49b2b5c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.978983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076723/publication.txt
observed 628bb7eda52740c63e7ac0175d6a8b9b...
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.