OpenTechnical

OT-2026-000010696

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, vented 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-2026-000010696) never changes.

Identity and time

Publication numberOT-2026-000010696 · never reused
Internal UUID01a0ae6c-0ee8-76d4-b950-1f7c7c02961d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010696
StatusPUBLIC

Content hashes

Canonical text96a04196ec4068a88a2f0407fecbf626ca711e5c1d8acef4083a28361038b090
Markdownb4ec3a83635bf265138181a4fc9fcdf2675e94206f3639b274c4285a0dea2dd9
PDF
Publication pagefe1c0e80357d5727d89f50b9c0f7533cc1e355060183ef5babbec90afa48797b
Manifest8bb2e32092e4ff285e4528a326e53e4d0f6ccc8d341d78507fc89aada79ffa14

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
SignaturefYSKH2w2I5CUMdZjM/ds4woIsUJAC3rPBuS6Uw8sTFpoNb2N2grRlroe+V/QItGNKqSzP3LHqSi38cBrNZ22Bw==
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

2026-09-17T12:14:19.017530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010696
observed fe1c0e80357d5727d89f50b9c0f7533c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.996917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010696/manifest.json
observed 8bb2e32092e4ff285e4528a326e53e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.966115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010696/publication.md
observed b4ec3a83635bf265138181a4fc9fcdf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.935259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010696/publication.txt
observed 96a04196ec4068a88a2f0407fecbf626...
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.