OpenTechnical

OT-2026-000012640

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed 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-2026-000012640) never changes.

Identity and time

Publication numberOT-2026-000012640 · never reused
Internal UUID01a0ae6d-5561-7ef9-9eac-cb102698e6e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012640
StatusPUBLIC

Content hashes

Canonical textfd1e7cf808a1410d4eb5255241a8f119580cb245f62f49abe16882ff85a3fbc6
Markdown546a03bbf53afce4c0d5548998cc7565b703c212dbd22847e65acc01711dbfb1
PDF
Publication page0ce3bbebb7e469d1ff4e6370c220a19c50495692ed0ce940851b9a71dc0a79a8
Manifest03b97364b44cb2617eb2d958da757d691f5231a7a9229957831d72b23f9be07b

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
SignatureD5hsRYHN42rLO4p+UDb4M1TQn4hdLnTrNdn8cEUBsa7CtqThV0H3f4y6gDE88HbwAvoLfcS/YboGDpYqVh/LCw==
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

2026-09-17T12:10:16.278327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012640
observed 0ce3bbebb7e469d1ff4e6370c220a19c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.255920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012640/manifest.json
observed 03b97364b44cb2617eb2d958da757d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.235129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012640/publication.md
observed 546a03bbf53afce4c0d5548998cc7565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.213999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012640/publication.txt
observed fd1e7cf808a1410d4eb5255241a8f119...
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.