OpenTechnical

OT-2026-000067134

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after set-down

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-2026-000067134) never changes.

Identity and time

Publication numberOT-2026-000067134 · never reused
Internal UUID01a0ae8f-14ff-7d03-acc7-7a4d2c61e6c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067134
StatusPUBLIC

Content hashes

Canonical text5f49d6676ca273d65b487e65bcff32b50cfd6da322debe64ec93a40f1c1ec7f7
Markdown929ca5cf9dd1594c60860ffe7f9469344c602bcbf93023284dea733d0192ba41
PDF
Publication pageab8d4b90e3131009e35dfb208d08a78005c060dfa2813032c708afc1cbdac3a2
Manifest2b65c674d27ec9ef3746c0a471c8f05a747e2d4ec5cc2f94b5b93c63d0a46f45

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
SignatureiH0S/Qkkd/pUVinnWzVErPGCJCU83YTmXs7dirtfgmnpf4G8Bdkq0iM9lvVzwQukvXVsRGxzfQrmO/3MW+uCDA==
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

2026-09-17T10:32:24.500260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067134
observed ab8d4b90e3131009e35dfb208d08a780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:24.485039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067134/manifest.json
observed 2b65c674d27ec9ef3746c0a471c8f05a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:24.469333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067134/publication.md
observed 929ca5cf9dd1594c60860ffe7f946934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:24.453524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067134/publication.txt
observed 5f49d6676ca273d65b487e65bcff32b5...
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.