OpenTechnical

OT-2026-000077878

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000077878) never changes.

Identity and time

Publication numberOT-2026-000077878 · never reused
Internal UUID01a0ae95-2ed0-749d-ac8b-5eeda4332232 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077878
StatusPUBLIC

Content hashes

Canonical texte44467d1679d0d528b3579a512dcc8faa1ef53affd542aa4f81417c25ec1758f
Markdown74fb4fd6eace6112d9425f6ecf43382d9b4708a28cd5e0fd2cb7e6948a864038
PDF
Publication page62074f053ac2cc62d0ea2768969eec384242a4fd594e24bd26d9f0f44f0b0a6c
Manifest3745723cc1ecf54316a7a4d4a51a83af148bf6fe279bdaea4db75633ef577bba

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
SignatureQ7CUXXGbzL6aKFe+phGJ3WSjNCsu/3mz6duYULUm2rJwoinYgdW5RMzbdOh94TvEQ0mHXLNg/RuEHsWdz8/ADA==
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

2026-09-17T10:06:58.366082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077878
observed 62074f053ac2cc62d0ea2768969eec38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.347356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077878/manifest.json
observed 3745723cc1ecf54316a7a4d4a51a83af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.330211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077878/publication.md
observed 74fb4fd6eace6112d9425f6ecf43382d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.312217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077878/publication.txt
observed e44467d1679d0d528b3579a512dcc8fa...
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.