OpenTechnical

OT-2026-000009896

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, vented 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-2026-000009896) never changes.

Identity and time

Publication numberOT-2026-000009896 · never reused
Internal UUID01a0ae6b-cb78-7954-9d36-bbd7a8f453cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009896
StatusPUBLIC

Content hashes

Canonical text90a63cb301300b61f42647c19593d331d144c7b37a17a044963f78926144a99c
Markdown310801286e2aee966e0cd54190ad1fc4cf9dac1528621d8d1613763f8e0085d1
PDF
Publication pagedf57e71085fde95ab64521bed1f66aa3b948e3b165f5dd766f55e0a88bb04e70
Manifest93cc0f9f49c7f5d484ce12fe06c84b420fe04cedbce5d0734ef5c40602832e67

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
SignaturesdvgDyl/yOanewWekiVsLxhtqptKskg2FGE/QZ0QvMpT1dau6q2iRkNQm9wJcpVbYXEGiZUsntF9JI6/cSAgAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:54.508189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009896
observed df57e71085fde95ab64521bed1f66aa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:54.487588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009896/manifest.json
observed 93cc0f9f49c7f5d484ce12fe06c84b42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:54.467103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009896/publication.md
observed 310801286e2aee966e0cd54190ad1fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:54.446080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009896/publication.txt
observed 90a63cb301300b61f42647c19593d331...
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.