OpenTechnical

OT-2026-000101494

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000101494) never changes.

Identity and time

Publication numberOT-2026-000101494 · never reused
Internal UUID01a0aea4-0e14-716e-8a4c-fca834d54ce0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101494
StatusPUBLIC

Content hashes

Canonical text7e47667d119420cda5b6835a08efa870808ce1d3f8df075ccc650c26ba07b8fd
Markdownb29575b390e0c2924c447aa460838f7a27e119a664d45e1f9f1794ffc4ce536b
PDF
Publication page7641a74ff87076ee5e67516f91f43eb13b4b0aea3d74855658d79af5d1284f5c
Manifest9fe6b0b71c097b69cb447f4995310d8fb0e24c7f6f3164126461641863f6311f

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
SignatureRfzdjdX5B5ooRuszo4EVAIFCOd9AgS/w4wwPB5VZ9ghqupoukSOoRlZS0mC6P8CLnrL+/Y7YrN7pcFaS+lAdAg==
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

2026-09-17T09:26:05.118011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101494
observed 7641a74ff87076ee5e67516f91f43eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.099614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101494/manifest.json
observed 9fe6b0b71c097b69cb447f4995310d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.080870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101494/publication.md
observed b29575b390e0c2924c447aa460838f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.062949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101494/publication.txt
observed 7e47667d119420cda5b6835a08efa870...
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.