OpenTechnical

OT-2026-000055792

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000055792) never changes.

Identity and time

Publication numberOT-2026-000055792 · never reused
Internal UUID01a0ae87-0a49-75d3-9ca6-a7922b1686f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055792
StatusPUBLIC

Content hashes

Canonical text4ac07ee4fd19008c326ef62804d148b5721c307773cfbf2e8acfc12681797979
Markdownde9a834ea6f679ec5f268fe937e88eb83a643ee4d75e0dfa804874f5757eaba0
PDF
Publication pageb34a3389a1a6a77c64eaca31adf001fa38aa130ca71611344de365f1c87bfee8
Manifest3d55ef50ca33b2c1fdc875d023594b6362bcb2790c612a9295c1cae09ace3110

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
Signaturebndfy8j3b2TMYxw1FfWBnRBe8jfp6a+5rwRMbgUVkVXSfWDhzDm9X/CKqm1Dd0Y/fjKCI+lOYVlDKzTFyD0cCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:09.871461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055792
observed b34a3389a1a6a77c64eaca31adf001fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.854464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055792/manifest.json
observed 3d55ef50ca33b2c1fdc875d023594b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.837447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055792/publication.md
observed de9a834ea6f679ec5f268fe937e88eb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.818731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055792/publication.txt
observed 4ac07ee4fd19008c326ef62804d148b5...
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.