OpenTechnical

OT-2026-000068460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000068460) never changes.

Identity and time

Publication numberOT-2026-000068460 · never reused
Internal UUID01a0ae90-2481-7507-a1b7-0151d6c1ec6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068460
StatusPUBLIC

Content hashes

Canonical text1e7f36b8758acc716da943b9ba7895bd1321fad706cc34d33f911864ff0911f8
Markdown4b9fafe8b9f6eb159a1165c6489de66336d806d5de356d4119e23a7423d06d69
PDF
Publication page6b9a7dd1c6007d8c70f4d3df5e8234da7c8ff53ba7a5edd0e94b5736007c4183
Manifestc45833025f6e4dc219f8eb4eec88a4c0f393f28d39de420f2b1c57d94780b8d4

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
SignatureuUuzq+0x62Do16OhPhxo7hOBMTtBvrCTy2lkt9xNlw4mnv+T12+OPKmyIy/3AXWXTxmYFT0OWMZxRJdQj7zjDg==
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

2026-09-17T10:29:36.463348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068460
observed 6b9a7dd1c6007d8c70f4d3df5e8234da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.446413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068460/manifest.json
observed c45833025f6e4dc219f8eb4eec88a4c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.429934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068460/publication.md
observed 4b9fafe8b9f6eb159a1165c6489de663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.413992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068460/publication.txt
observed 1e7f36b8758acc716da943b9ba7895bd...
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.