OpenTechnical

OT-2026-000076604

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000076604) never changes.

Identity and time

Publication numberOT-2026-000076604 · never reused
Internal UUID01a0ae94-b06e-7ae2-af5e-a83abccbbd6b · 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-2026-000076604
StatusPUBLIC

Content hashes

Canonical text56046cc48865073535b3550ac7925c2d288ebf1708202a6b090ad49e8556bdfd
Markdownb86e1e93ee7cb6bd18090c9fa02770ac6e9354c25301f90993584ba3289f469b
PDF
Publication page32bb6557a0a9c5c52a25d4ee1615e7fa52a1671f4aa48e9f94183834ffd94225
Manifest81d7172ac2c3cc55d6b0f6d702bdfb4e9205d2063f926a93023f3ec8342e83df

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
SignatureaoH+ZD79ob8KkDhow/fFaZZF9gQM9X/G4o1CxjIVgmK+U6px3wFWR1q9A3+x4MTd58mF4VdAllxaBJh+7S34Ag==
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

2026-09-17T10:09:19.706403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076604
observed 32bb6557a0a9c5c52a25d4ee1615e7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.688951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076604/manifest.json
observed 81d7172ac2c3cc55d6b0f6d702bdfb4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.671553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076604/publication.md
observed b86e1e93ee7cb6bd18090c9fa02770ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.654854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076604/publication.txt
observed 56046cc48865073535b3550ac7925c2d...
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.