OpenTechnical

OT-2026-000079794

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000079794) never changes.

Identity and time

Publication numberOT-2026-000079794 · never reused
Internal UUID01a0ae96-4376-70af-a7b8-0f035a959a3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079794
StatusPUBLIC

Content hashes

Canonical textaa5055e003f524addcaddb2ba40a8d56ca1cfafeacec463ceaae92498511f623
Markdown86c99839ca782724d49868dc5fb8ff29008b9c023b767472382558562d226b6d
PDF
Publication page629136fd3d6598b0eeb6a81f923156a5107c0fd535ef2fef94224f6c70f1d6c2
Manifest60732c7db1a5f72bdb43cda5c1835892618b4d724a76d2994ea7aba39e6af4dd

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
Signature+NRxuY0O4QWtKPaG01bclXX84ZccUE+3hailS0GkQYlKUiRGWQzolarVxCJ1/UC9qGYlRbSrg5bL+oO8REBkDQ==
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

2026-09-17T10:03:40.307480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079794
observed 629136fd3d6598b0eeb6a81f923156a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:40.290396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079794/manifest.json
observed 60732c7db1a5f72bdb43cda5c1835892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:40.272267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079794/publication.md
observed 86c99839ca782724d49868dc5fb8ff29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:40.255055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079794/publication.txt
observed aa5055e003f524addcaddb2ba40a8d56...
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.