OpenTechnical

OT-2026-000073735

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold 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-2026-000073735) never changes.

Identity and time

Publication numberOT-2026-000073735 · never reused
Internal UUID01a0ae93-2b8d-72d4-a3b4-40367e97ba7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073735
StatusPUBLIC

Content hashes

Canonical text45b5d0ad585637c33fba1f06e42374a1ebb885eb2c1a81eb11ca656a67efcd18
Markdown7957a64a3f61fab44143d302ded99966168781b5c8532d969dda98e0e96fee23
PDF
Publication pageb94dbd20c78367f923ee8a0110e62ccec417617fe053e71c85add9f8482d5c55
Manifest7a802c633641b1f83db5ef34f60ed56e00977a1e10f9daaac6f1f98372cc0ea0

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
Signaturebm4eIwqL/sAf+zjWZQBnEIsMg5prwrWzAMdDam9otHFFekDlxD3/+Cb3vuNo3sGThOx50mVa14C8uT0dwGXsBg==
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

2026-09-17T10:19:48.841447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073735
observed b94dbd20c78367f923ee8a0110e62cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.820112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073735/manifest.json
observed 7a802c633641b1f83db5ef34f60ed56e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.800887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073735/publication.md
observed 7957a64a3f61fab44143d302ded99966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.780251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073735/publication.txt
observed 45b5d0ad585637c33fba1f06e42374a1...
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.