OpenTechnical

OT-2026-000086336

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000086336) never changes.

Identity and time

Publication numberOT-2026-000086336 · never reused
Internal UUID01a0ae9a-2c96-7604-8e85-8463836ae17e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086336
StatusPUBLIC

Content hashes

Canonical text55fbce870cf77b137eb5eb6971d77978cf9f1d72428b58e619cec2a8b5e120dd
Markdown7dfccd2d78499bb587ab6bf6935ec18cd6e31a973f2e3afdf2cb06c94b31106b
PDF
Publication page158358162efbf7c100b50fe82b46646535b29ab71cfbb817b68ea5d3be344cb2
Manifest33853f02bc2664822a3f4bb113899fceb6220a446c5fbd3cbb2c4cca85590e0a

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
SignatureOJjArcuKahTUiDPCvP3ilfaLeM0ThtFy9OYiEzj1XkVEZcE89DqsCtiqG0uwOv/CU0c980PDSR0IM+amRRmFCw==
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

2026-09-17T09:52:01.639177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086336
observed 158358162efbf7c100b50fe82b466465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.622596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086336/manifest.json
observed 33853f02bc2664822a3f4bb113899fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.604979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086336/publication.md
observed 7dfccd2d78499bb587ab6bf6935ec18c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.588222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086336/publication.txt
observed 55fbce870cf77b137eb5eb6971d77978...
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.