OpenTechnical

OT-2026-000101149

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101149) never changes.

Identity and time

Publication numberOT-2026-000101149 · never reused
Internal UUID01a0aea3-c378-7390-9a10-54fc898fdf6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101149
StatusPUBLIC

Content hashes

Canonical textc97ea470ede42f149bf342ff112fab5b98339af33656dac7dabba377a8e8a3a3
Markdownc705f08bb19eae9560a66936328b7b12eeffa15b4caf9f66364a534e74faca87
PDF
Publication page3f0ef6f36cec71b0b6bb748743c80ae458518c43a3a888b2c3877c66851540d8
Manifest3a94d1c857a2cc4710349fdedcc51db397c44d8baea83a6057f5e814ae3bea7b

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
Signatureaa1jLoyJTSqM3RBbo5fRoXH6s5f02nKghqSEZ3wZeLgr7WlTzXwpJmFr1hsSTCauPiEHtYInrWtDtjX7NbM2Aw==
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

2026-09-17T09:26:47.067929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101149
observed 3f0ef6f36cec71b0b6bb748743c80ae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.050169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101149/manifest.json
observed 3a94d1c857a2cc4710349fdedcc51db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.031850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101149/publication.md
observed c705f08bb19eae9560a66936328b7b12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.013662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101149/publication.txt
observed c97ea470ede42f149bf342ff112fab5b...
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.