OpenTechnical

OT-2026-000048724

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000048724) never changes.

Identity and time

Publication numberOT-2026-000048724 · never reused
Internal UUID01a0ae80-c32b-7d22-ba92-4b56f6ee5ba9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048724
StatusPUBLIC

Content hashes

Canonical text655efc9ee0648d1fccdc24bc95d1c77ca3a1ca328ce159d79b548f0ea52ef0dd
Markdown4962d6d7d0b4fe3d6c034f0c2545316a4fbe5d0896786d91ad701becf2e7f65d
PDF
Publication pagee0b3c86104a074ab45d7f9f861f995e25e7415267892e389ddac9b8ad04c7255
Manifestb010026d3049beb0c069f3c06f2728864c747ce45f101106209ad17fd5958ef6

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
Signatured9iGXvdD2WBKqIyWfKYL0F9ptYzT1GQa3zkKf0FJ6TkHX7l0SB414kkRQhvHzacdaCuWbiWNTpB5T3DZSR7TAA==
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

2026-09-17T11:04:22.334804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048724
observed e0b3c86104a074ab45d7f9f861f995e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:22.317223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048724/manifest.json
observed b010026d3049beb0c069f3c06f272886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:22.298780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048724/publication.md
observed 4962d6d7d0b4fe3d6c034f0c2545316a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:22.279779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048724/publication.txt
observed 655efc9ee0648d1fccdc24bc95d1c77c...
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.