OpenTechnical

OT-2026-000080372

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000080372) never changes.

Identity and time

Publication numberOT-2026-000080372 · never reused
Internal UUID01a0ae96-7e77-73a4-91d7-c9fe71bf83a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080372
StatusPUBLIC

Content hashes

Canonical text356b04259bf6957622a4125802e173e2aaef0399d997fae2e68dd15f7f47b129
Markdown37f03d01fe5bcd71a14098da53fc0a12cf76fd93dabd787420128f94ea594517
PDF
Publication page7e2872fdf802e490355e46aafe0e74592c1cb52337bbd6defaea89b9b06734c2
Manifeste76f892618fad253fdc95e01aaa7de68f0278b5cf31d1f5577aea07edef86f09

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
SignatureJX7H+PfplXjwhPmzzjW2x2L4tKWV3i7975QjXgNM86jsHUJgjptFfM/10HYj/DbDYZ0GorYt/oQpOkAhw4x6AA==
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

2026-09-17T10:02:51.786787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080372
observed 7e2872fdf802e490355e46aafe0e7459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.769894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080372/manifest.json
observed e76f892618fad253fdc95e01aaa7de68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.753130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080372/publication.md
observed 37f03d01fe5bcd71a14098da53fc0a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.735345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080372/publication.txt
observed 356b04259bf6957622a4125802e173e2...
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.