OpenTechnical

OT-2026-000034894

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000034894) never changes.

Identity and time

Publication numberOT-2026-000034894 · never reused
Internal UUID01a0ae76-1ed3-7de7-9689-37795859cc71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034894
StatusPUBLIC

Content hashes

Canonical text3c9f20c7c38d96519503bcbe90c27acf2271913956d1e328c0eadc5f98b2a280
Markdown0e5cd66d8140581fbb07d42a04cd493a55dafac89f17607c0a3772bdc8e68fce
PDF
Publication page73d21ce3de8174a817d8696e67b626d71823132bd22bb6994dedfebd57821dfb
Manifest39d3ee119514bbbef0970cb7231a06a77ff13eb2c12cc7c945565f678ec42aa4

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
Signature//qKO8d7rfvq2GmmXAPyVBO0MB5ao1Muuv8u41iagMjRQDO0Qfh1pAoL70EFYrV7Ee1gnFO8doh5jqledEjnBQ==
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

2026-09-17T11:30:33.192755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894
observed 73d21ce3de8174a817d8696e67b626d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.176512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894/manifest.json
observed 39d3ee119514bbbef0970cb7231a06a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.160294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894/publication.md
observed 0e5cd66d8140581fbb07d42a04cd493a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.139705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894/publication.txt
observed 3c9f20c7c38d96519503bcbe90c27acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.067517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894
observed 73d21ce3de8174a817d8696e67b626d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.049870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894/manifest.json
observed 39d3ee119514bbbef0970cb7231a06a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.031902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894/publication.md
observed 0e5cd66d8140581fbb07d42a04cd493a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:54.012415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034894/publication.txt
observed 3c9f20c7c38d96519503bcbe90c27acf...
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.