OpenTechnical

OT-2026-000073263

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000073263) never changes.

Identity and time

Publication numberOT-2026-000073263 · never reused
Internal UUID01a0ae92-efb7-7651-93f1-898037bba9d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073263
StatusPUBLIC

Content hashes

Canonical text3afda1fdc13ade542288f18088002cbca5e33e82d8c0f6b2a34a3c5c31b36dc5
Markdownd2e4f11ab2067046ca9fdf80ed2c8649e3522978978e4c62b56a1594b8fd68b2
PDF
Publication pageb68bdac955b2a89d07a638768c7e02cb7f7d9bfcbc6e2cb939bf0cb5a4646629
Manifest71a02b9de83c0e1fbec5152b7ad1daa043aebeca75e7e32d447f981c7d928b1e

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
Signature4WO4DSRBleXlWgI1jk9HULtRiybdtQm3RLxcs2D170DomuV0o6rF/wwlraETm5GXznyXImQkpxo/ktx9l0OIBw==
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

2026-09-17T10:21:15.821538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073263
observed b68bdac955b2a89d07a638768c7e02cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.804085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073263/manifest.json
observed 71a02b9de83c0e1fbec5152b7ad1daa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.785374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073263/publication.md
observed d2e4f11ab2067046ca9fdf80ed2c8649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:15.764177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073263/publication.txt
observed 3afda1fdc13ade542288f18088002cbc...
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.