OpenTechnical

OT-2026-000060254

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000060254) never changes.

Identity and time

Publication numberOT-2026-000060254 · never reused
Internal UUID01a0ae8a-5a74-7d30-aac9-f4d50a2a9e48 · 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-2026-000060254
StatusPUBLIC

Content hashes

Canonical text7fbeacc5f45eb4b2af507f93fcdc5f65175bfbd5dd6e6e9663794db133402305
Markdown15ef861d522a848c59b7fe0192aece47513e9d9b8faf640a7a4c8643e81b6b5e
PDF
Publication page0ff0674d80144cdea44d4eac05a781c8c5b0763a3586f0446ffa3a44432bc3fc
Manifestfa7b0fbf067cd7e6c06d456c4e6431622f05be2a291e224474d327497a64e6d2

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
SignatureBzMDaj8xfWcXD3xdRoxw//D6tkwkUQTcqrW+Oywr01Hv4G01ecuLsvldeeihQfGU6m+MFWVDihxV0h/gmI98Dg==
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

2026-09-17T10:43:56.328878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060254
observed 0ff0674d80144cdea44d4eac05a781c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:56.302183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060254/manifest.json
observed fa7b0fbf067cd7e6c06d456c4e643162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:56.284431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060254/publication.md
observed 15ef861d522a848c59b7fe0192aece47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:56.266836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060254/publication.txt
observed 7fbeacc5f45eb4b2af507f93fcdc5f65...
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.