OpenTechnical

OT-2026-000067058

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000067058) never changes.

Identity and time

Publication numberOT-2026-000067058 · never reused
Internal UUID01a0ae8f-14fe-7264-a787-bf2e417575d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067058
StatusPUBLIC

Content hashes

Canonical textce65b2c327d83e45d139b1b54d7e1885d0fdb3dc30536c6bd705beaa4bb3a796
Markdown73d9981da25a13c5107b8861374e8b9b6c3ee8979ae76d159feb93c12bcab5e6
PDF
Publication page1f8d52377dd50c22b37e8e98444777d27576af65b510bb6b1d8726a3c834821d
Manifest67daca0377415244c89e8c3dce31e596a79c270928e2607b75f56542ba76e815

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
Signature3NQbWZt6CFBswbfNKU3wkm7G13Uzhl0sQk4fsc1cE0OdPPQNUPjEzBzjk87eKhSEEDTJAvjaXbyRQuBI2mcaBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:19.028409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067058
observed 1f8d52377dd50c22b37e8e98444777d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.009311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067058/manifest.json
observed 67daca0377415244c89e8c3dce31e596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:18.990611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067058/publication.md
observed 73d9981da25a13c5107b8861374e8b9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:18.973581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067058/publication.txt
observed ce65b2c327d83e45d139b1b54d7e1885...
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.