OpenTechnical

OT-2026-000102624

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000102624) never changes.

Identity and time

Publication numberOT-2026-000102624 · never reused
Internal UUID01a0aea4-858b-7d8c-9ea9-a08333acafad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102624
StatusPUBLIC

Content hashes

Canonical texta94918d7eb9e190cb0f9e291785b17ceaf5b9bd3715e57b28103d303bbaa209c
Markdown3c1b19fdf31b1aa875a3a7a30c097f3e671960982c58cdbe1585b2c2bc98cbdf
PDF
Publication pagec41d0598ad40f4bdb991ffbaa4892118732d7be6e731578b7141a2702d117c23
Manifestb34f1183113524b8e6cd6566da5dc4c44ddd0e5fabdba1f5310d4e351ac4f8ef

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
SignatureDkB4GNNF9WxRLe1NgZmMxyGlHmKrr2AK5K6AejWZHfsStbdMqUZMU2c1jM/WvsjV6KWLtBh3GmT6wzMElpcTAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:07.002052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102624
observed c41d0598ad40f4bdb991ffbaa4892118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:06.983973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102624/manifest.json
observed b34f1183113524b8e6cd6566da5dc4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:06.965704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102624/publication.md
observed 3c1b19fdf31b1aa875a3a7a30c097f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:06.947823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102624/publication.txt
observed a94918d7eb9e190cb0f9e291785b17ce...
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.