OpenTechnical

OT-2026-000101683

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101683) never changes.

Identity and time

Publication numberOT-2026-000101683 · never reused
Internal UUID01a0aea4-0e16-7592-9ca0-04a4d8547888 · 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-2026-000101683
StatusPUBLIC

Content hashes

Canonical textba8baa37cf51e1eef0f40ea3ad5ec999cee2f4d1b909d3cd28ebe90b23b911d1
Markdown04cb16b809111bb3df196ebf78e5cbd285c66696519cdb49dc8981888f00e8be
PDF
Publication page3af2a15a49a277f32a521ef3305be5eb9d0812bede8d020970bce6e19cea6ff6
Manifest3fce8152b91609e34375535030f1da067d4be2a87ed1d6ae49428c7cb402c544

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
SignaturerHxQ54lrXzsfqebtBBPNQxSfma4l29j1vpL+CezZlCehzjWfdoMX1MpJ7hcqvtPE+fY+unj1foqTCyW059tUCQ==
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

2026-09-17T09:26:07.385327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101683
observed 3af2a15a49a277f32a521ef3305be5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.366951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101683/manifest.json
observed 3fce8152b91609e34375535030f1da06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.347763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101683/publication.md
observed 04cb16b809111bb3df196ebf78e5cbd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.329687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101683/publication.txt
observed ba8baa37cf51e1eef0f40ea3ad5ec999...
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.