OpenTechnical

OT-2026-000074929

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold 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-2026-000074929) never changes.

Identity and time

Publication numberOT-2026-000074929 · never reused
Internal UUID01a0ae93-ac2d-7763-880e-0b94f8c6097e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074929
StatusPUBLIC

Content hashes

Canonical text6ab2510191f3a7a809b092ec419cd0624dc390b9efcd077000042878065c4194
Markdown3be5bb6acd59c000200b0b0154626458aa42c846bfd6d650a5b8cb8cfe96811a
PDF
Publication page828ff49493f185705d1f899b6e8afc22893614778fd67053f4bc0c0af5839769
Manifest61e26c5b4f7fc28600f13467287f15903baa1d71a2308d5acb37bc5e271b2dd6

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
Signature54/17ETVZjIKAs+9Zzvhcc4wjESUljmrHunH1wuWz1KuzCgwl1qKMASANWZzNZiogEFP/kbX99s317ZNlE0cDQ==
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

2026-09-17T10:18:39.439123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074929
observed 828ff49493f185705d1f899b6e8afc22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:39.420376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074929/manifest.json
observed 61e26c5b4f7fc28600f13467287f1590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:39.401392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074929/publication.md
observed 3be5bb6acd59c000200b0b0154626458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:39.384193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074929/publication.txt
observed 6ab2510191f3a7a809b092ec419cd062...
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.