OpenTechnical

OT-2026-000062693

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000062693) never changes.

Identity and time

Publication numberOT-2026-000062693 · never reused
Internal UUID01a0ae8c-6388-7e19-89c7-15b2f83384e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062693
StatusPUBLIC

Content hashes

Canonical text0dca2d7cb7e82b62dc017dc53b4be29773b91c4b716599ffd55fc8886883583f
Markdown82fcd27863f983ad291c2eb962e022448fafbc823636d01d0b3a462cb36ea6f3
PDF
Publication page915bff4225e5757c3704b3cb259a4b11ea117e1369a0d15bacf16e1532c4c0fc
Manifestceacf19798e6df09fab1b8364baaee72ae0c70248046814e23da0764fefd799b

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
SignatureQ/3aJ3Y6haC1/dGuXzsf31r3Az6CvRD1dt/clBVlAi4MLdPmSibb0Tv0TwltYbizkcsWaStPiNKEvi9IMPKvCg==
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

2026-09-17T10:39:15.293556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062693
observed 915bff4225e5757c3704b3cb259a4b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:15.275790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062693/manifest.json
observed ceacf19798e6df09fab1b8364baaee72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:15.258335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062693/publication.md
observed 82fcd27863f983ad291c2eb962e02244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:15.239072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062693/publication.txt
observed 0dca2d7cb7e82b62dc017dc53b4be297...
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.