OpenTechnical

OT-2026-000076044

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000076044) never changes.

Identity and time

Publication numberOT-2026-000076044 · never reused
Internal UUID01a0ae94-6a6e-76e9-8c68-2a5c07fe9202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076044
StatusPUBLIC

Content hashes

Canonical textb68aa03a90f3235aecf8b12b2a63b21163450092a8248db6de5f83d21dd6b326
Markdown38a0edefbe61c99a7d86c1cb720b5ade9d4dbc1762957ee22302a4777e6df62c
PDF
Publication page4bf2a6a99d52f438f45bae49a9ec3a880a884392da7395fe7f6677ca2803ffab
Manifest4183c78dcda3b4b3911cbe589a8300102d129a5917ea6f10be5f59452063a5f8

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
SignaturedDd0gHsP1/Ju23++RlwJ0x4U7qUtNNHQevnGjduBsBnDSbO0q8a1dYsd4YWktTfYy0tvxfEo9Z0TVupNzN2sAg==
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

2026-09-17T10:10:31.747303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076044
observed 4bf2a6a99d52f438f45bae49a9ec3a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:31.726213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076044/manifest.json
observed 4183c78dcda3b4b3911cbe589a830010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:31.704861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076044/publication.md
observed 38a0edefbe61c99a7d86c1cb720b5ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:31.557928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076044/publication.txt
observed b68aa03a90f3235aecf8b12b2a63b211...
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.