OpenTechnical

OT-2026-000010873

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000010873) never changes.

Identity and time

Publication numberOT-2026-000010873 · never reused
Internal UUID01a0ae6c-540d-721e-b2cd-c1f1046965ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010873
StatusPUBLIC

Content hashes

Canonical textb83860da5224aa69324f8c0514124127b5055c4a5478bb85723218a00dfca443
Markdown29648558099c66e1bdf9616f897c1d5b5665c5a1a58db4a57084bff33c39ac2c
PDF
Publication page6f6dc457a9f8757a0c8313772044b16889cb7eeca926c3e441fe4b6f27efacf7
Manifestcedf2bd92dad24d64c806bed768cdb6829c95e2e6c9de451a750e064c3c8d596

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
Signaturet3ym9Z1yU6FFcDwpAm3OzjWlKlOyirMyceLSsiUoNb7wH74+aqQTb8ki5C4OnJbSKFYOBZteTx5paMOuPC4AAA==
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

2026-09-17T12:13:38.194004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010873
observed 6f6dc457a9f8757a0c8313772044b168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.173305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010873/manifest.json
observed cedf2bd92dad24d64c806bed768cdb68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.153881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010873/publication.md
observed 29648558099c66e1bdf9616f897c1d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.136385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010873/publication.txt
observed b83860da5224aa69324f8c0514124127...
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.