OpenTechnical

OT-2026-000014977

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000014977) never changes.

Identity and time

Publication numberOT-2026-000014977 · never reused
Internal UUID01a0ae6d-d096-7663-9e46-c0b93ae45b9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014977
StatusPUBLIC

Content hashes

Canonical textd797936447dfe6e84ddf9e707159de27c95293bd54444f5458a9e6de013c9262
Markdown3ec05d5848695aa01b2004520ae97f622c816b2f3396d1cee333d186ad59b97b
PDF
Publication page25f01a6bc9db61247eadcdc0378673d691e4290b0b6b9576416d5592c5e3abfd
Manifest6a28b4ba95eeab2c8bf1839120db948f19542eef15d8ad4859bf158bedcf277a

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
SignatureCIpviE5pYlORxZfhds4vMgu0TBkz5mZxPzYb9bwamNTCyxIRCKti7t7CeDZLObcAJovEphJSQZdP05ztWg18Bw==
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

2026-09-17T12:06:56.164859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014977
observed 25f01a6bc9db61247eadcdc0378673d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.146374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014977/manifest.json
observed 6a28b4ba95eeab2c8bf1839120db948f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.127947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014977/publication.md
observed 3ec05d5848695aa01b2004520ae97f62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.109470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014977/publication.txt
observed d797936447dfe6e84ddf9e707159de27...
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.