OpenTechnical

OT-2026-000051694

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000051694) never changes.

Identity and time

Publication numberOT-2026-000051694 · never reused
Internal UUID01a0ae83-7c82-74e3-9380-fe9af048d9c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051694
StatusPUBLIC

Content hashes

Canonical textb38a8cb763be6db6814424c517a1cc999dd6de6f466725398856821037dc81b9
Markdownf41de16a1a907cda07238a0344d3e5c1bb944f5903273903453f07aaef55dd23
PDF
Publication page25c455239e15331b0783d884e46bf4ebde50ed607fa605c2ebf4ba05d0555054
Manifeste417296a7f325b890716adeb12f318ff8273cd9ae3266748156869f76124b36d

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
SignatureaLohcMRTrnmML2i+IHujDAA3YMlr8xkI8ocLwvZPMLoTHFzDlrOEYZeoJSHxyjQbIF6flMWsPnGaI4K1vSUjDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:34.326690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051694
observed 25c455239e15331b0783d884e46bf4eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.306817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051694/manifest.json
observed e417296a7f325b890716adeb12f318ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.288051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051694/publication.md
observed f41de16a1a907cda07238a0344d3e5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.270835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051694/publication.txt
observed b38a8cb763be6db6814424c517a1cc99...
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.