OpenTechnical

OT-2026-000036713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000036713) never changes.

Identity and time

Publication numberOT-2026-000036713 · never reused
Internal UUID01a0ae77-46e8-7eb0-a19a-201bbb8fb49d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036713
StatusPUBLIC

Content hashes

Canonical text825449d56b5c59b58d6dd8507147c8feb052724fb774ed03ac8069fa2d62aa80
Markdown0b40bd18f0a82b40d0608e3fa4154fb50ee66dcb2d5c09fa50ada899a22fb89b
PDF
Publication page6b8797ce4100db9f5514273f8442c9fa2eb5c40b8ed4989d2c2d77f8174dc3b7
Manifestb7cdee846e722623fd524d7b16488e114762ada911bb57e6499dbdcf57d6e50e

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
Signature4Gl3aOcFD1aIBVf0kBlzTPyyahtdwCme07+5SGFJlGmsQCp3KRYOWJE4CG5Vi/3pIO403vMv6mgg0ZKsYlEuAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:04.483412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036713
observed 6b8797ce4100db9f5514273f8442c9fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.467179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036713/manifest.json
observed b7cdee846e722623fd524d7b16488e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.449642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036713/publication.md
observed 0b40bd18f0a82b40d0608e3fa4154fb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.433498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036713/publication.txt
observed 825449d56b5c59b58d6dd8507147c8fe...
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.