OpenTechnical

OT-2026-000088917

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088917) never changes.

Identity and time

Publication numberOT-2026-000088917 · never reused
Internal UUID01a0ae9b-8f11-7d3b-b09c-fa3e94b10d15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088917
StatusPUBLIC

Content hashes

Canonical textd6ec0bf952b59d6970b5485114525d71bc4bdbd0ada2f67e1a1a1103f2799860
Markdown59afdba02a99f54f7e32d6541606673659052841c566cdd6405ff8d570c4fd0e
PDF
Publication page275ae74bf93f50ad526d7f9e638a40639512f29bf1ad131509fa656bff9dfdfb
Manifest4fc47fb0a6b27cb33708d69fa60f4085b5cea99f81a4fd5467520da7333911cb

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
SignatureGHwTFzTYEP+NVbZrY1vyTeZHaAc/b1KbQsmDozRa7WsWUYTUxOdWw+FWpRQP73svyVE+K6oRCYADoNzqxabMCA==
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

2026-09-17T09:48:19.434605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088917
observed 275ae74bf93f50ad526d7f9e638a4063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.418933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088917/manifest.json
observed 4fc47fb0a6b27cb33708d69fa60f4085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.401374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088917/publication.md
observed 59afdba02a99f54f7e32d65416066736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.383836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088917/publication.txt
observed d6ec0bf952b59d6970b5485114525d71...
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.