OpenTechnical

OT-2026-000080094

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000080094) never changes.

Identity and time

Publication numberOT-2026-000080094 · never reused
Internal UUID01a0ae96-4378-7176-8165-bac6bfaf78cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080094
StatusPUBLIC

Content hashes

Canonical text83ed38be158fde213a904d3714801f7f80d635475d132705d099522c4cf1436d
Markdown744e1601a4808b0ede7b6633781229c16bf31b9b01a1f3834f022e11d8c38913
PDF
Publication pagef82ddc3a577f52ae106cc9d1f4e55ed28f186463ce55d0019aacecb9fa9050af
Manifest15cc6e38e0071c6a97043a4023b05c693fab019633b95ca5065501e44d4d6f6c

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
SignatureaD2Nbv6Z0/MPmT40PNNzK90PMTkXhMdKu03Xa03kGXbsYd6Y3gZJj6oCKJIk7SSV4VrYVEkUhZMw4To70bmmBg==
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

2026-09-17T10:04:01.972645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080094
observed f82ddc3a577f52ae106cc9d1f4e55ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.953862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080094/manifest.json
observed 15cc6e38e0071c6a97043a4023b05c69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.935509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080094/publication.md
observed 744e1601a4808b0ede7b6633781229c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.916455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080094/publication.txt
observed 83ed38be158fde213a904d3714801f7f...
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.