OpenTechnical

OT-2026-000051511

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051511) never changes.

Identity and time

Publication numberOT-2026-000051511 · never reused
Internal UUID01a0ae83-7c80-7dde-9b5e-1c84d5c39d40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051511
StatusPUBLIC

Content hashes

Canonical textcc21dd1b91ffc45abb248ea67675792618930ec300d89aadedcfb3e200c9302d
Markdown32485659fb4e0e9a779aea6db977139499b767fa5f2ecf71ff599484b04b50d0
PDF
Publication page9f13c09e2fc099084fa795f486dd3261fc4466ac9998b575f3c6e96af931eaff
Manifest0586561e462494bb69d33d9cd8e726a6e88e22f490d7c03a62bbc21af278f19b

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
Signature88cSh++y9BqcJNhh8KZNUclEX0NEMI676As+AplZA1+QynTpGhxQuHM21ZebpzzSTed19K95eXo1PULp/RfhDQ==
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

2026-09-17T10:58:19.855853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051511
observed 9f13c09e2fc099084fa795f486dd3261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.838498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051511/manifest.json
observed 0586561e462494bb69d33d9cd8e726a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.819650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051511/publication.md
observed 32485659fb4e0e9a779aea6db9771394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.801819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051511/publication.txt
observed cc21dd1b91ffc45abb248ea676757926...
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.