OpenTechnical

OT-2026-000100001

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100001) never changes.

Identity and time

Publication numberOT-2026-000100001 · never reused
Internal UUID01a0aea3-1474-7cfd-b66c-dbc60e901907 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100001
StatusPUBLIC

Content hashes

Canonical textbd1a8eb81d1018001ecae3c4f36cd874ea1ca6696575e88759e6e145de706276
Markdown2b8d49d2bf7ce098282000a0dfd0e402291e603f59133a74b9b6011817821659
PDF
Publication pageb49ac8a596baa684a5bc5cdad0440159f0a15137dc14c674ac0a3b39c9bb3397
Manifest2861163d5d523bd508b6070ab03c93bd2fc4bf49f4d39de78a120ace4618efc9

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
SignatureLBVC0yZ4trQPaqSJ+HGABilQjUxq+GnXbj9rF3evvrrv6g8kAtPiUbtUCpikRC2J8ZZhDqvCpcSJPnXLZagyCA==
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

2026-09-17T09:30:42.674436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001
observed b49ac8a596baa684a5bc5cdad0440159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.657358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001/manifest.json
observed 2861163d5d523bd508b6070ab03c93bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.637732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001/publication.md
observed 2b8d49d2bf7ce098282000a0dfd0e402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.616313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001/publication.txt
observed bd1a8eb81d1018001ecae3c4f36cd874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.975786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001
observed b49ac8a596baa684a5bc5cdad0440159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.959191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001/manifest.json
observed 2861163d5d523bd508b6070ab03c93bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.942630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001/publication.md
observed 2b8d49d2bf7ce098282000a0dfd0e402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.921694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100001/publication.txt
observed bd1a8eb81d1018001ecae3c4f36cd874...
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.