OpenTechnical

OT-2026-000068664

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000068664) never changes.

Identity and time

Publication numberOT-2026-000068664 · never reused
Internal UUID01a0ae90-2483-7a08-87d4-d47eb3b69caa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068664
StatusPUBLIC

Content hashes

Canonical text3aefca279ce6cfdc96a14281204715f5a3fa9b8f901843a9f04241d01e55c02e
Markdown97a202431f89ea312ac13bed2dce8d7b85213dca45d79247e8a0945873005334
PDF
Publication pageb86f9fbf59b22a681c9fbb43d7136b38bfec4c0f11ba9d4f41b706a67d0dc2c8
Manifest896f660eac7f3b5d4aa36044d1c0a1ae5ef596c596c9f6fd8757fdd38721bfe3

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
SignatureU8nP8IJHPfmYo8Wm95ARYnufqcamehAYqds1r/JeSpgVEEhJHBwCC7c1nXvzzAHNIqdD3m11F5czvJU/qSfqDA==
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

2026-09-17T10:29:51.751006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068664
observed b86f9fbf59b22a681c9fbb43d7136b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.734064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068664/manifest.json
observed 896f660eac7f3b5d4aa36044d1c0a1ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.716611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068664/publication.md
observed 97a202431f89ea312ac13bed2dce8d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.699753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068664/publication.txt
observed 3aefca279ce6cfdc96a14281204715f5...
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.