OpenTechnical

OT-2026-000060116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000060116) never changes.

Identity and time

Publication numberOT-2026-000060116 · never reused
Internal UUID01a0ae8a-5a71-7cbc-a598-149c9e385478 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060116
StatusPUBLIC

Content hashes

Canonical text2949c8dfbe47c702e0c37751b5966875effb561e4632b4594d3b6b6db674a205
Markdownd9ec2ca0620fb7cbaba2c1ecf9b90061ae7f7dedb6651157181cf8b83b64e620
PDF
Publication page6265d4a2db472ae16d7a3dbb6d3a80a7d8837ee46ac1a9857722ab44da71eb3c
Manifestb05f2d1511cc4521d5dfac4ff77152c531158b602b91393e15df26816af62d74

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
Signatureq3VC9TI4aKwJmWs4YkqEr4/6/tYYrgcT9tRZrI+q0IordcN66tHpDenPFpL5Ajo8ltUSfsqbY8buL/C8UUpuAg==
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...

Independent retrieval

2026-09-17T10:43:45.859906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060116
observed 6265d4a2db472ae16d7a3dbb6d3a80a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:45.841541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060116/manifest.json
observed b05f2d1511cc4521d5dfac4ff77152c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:45.824287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060116/publication.md
observed d9ec2ca0620fb7cbaba2c1ecf9b90061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:45.806812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060116/publication.txt
observed 2949c8dfbe47c702e0c37751b5966875...
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.