OpenTechnical

OT-2026-000073741

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-2026-000073741) never changes.

Identity and time

Publication numberOT-2026-000073741 · never reused
Internal UUID01a0ae93-2b8d-77ef-b28d-8abf338537a3 · 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-2026-000073741
StatusPUBLIC

Content hashes

Canonical text89776f050e22ec90a9a6ef5ec89e5c35fbbd2abbcd1b328e934fe60840f127b2
Markdown271f86b57b4b4b1f6ccf6d7156eb12ee457d9398bdb23a361e244b8c909c1168
PDF
Publication pagef8cd1264f53e3e07ee02a0edf47e9f3d058da7476f208d366ffe9ce687e02f4e
Manifest4d6e59f156018873f8d27fc92d496dbe95639d0751cb4866f1d2f99e876d819e

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
Signature7jYLptgeLkysbW7VWT8mHRyRiBEW3+230c5O9ZjyWRK9pFDK24erORa7OdHzQNBQrkmsP5gpcQcFg00sQ+dIAA==
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

2026-09-17T10:19:49.338685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073741
observed f8cd1264f53e3e07ee02a0edf47e9f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.318707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073741/manifest.json
observed 4d6e59f156018873f8d27fc92d496dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.299979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073741/publication.md
observed 271f86b57b4b4b1f6ccf6d7156eb12ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.280184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073741/publication.txt
observed 89776f050e22ec90a9a6ef5ec89e5c35...
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.