OpenTechnical

OT-2026-000042636

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000042636) never changes.

Identity and time

Publication numberOT-2026-000042636 · never reused
Internal UUID01a0ae7a-c0ce-76dc-b3bb-f6223295c95e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042636
StatusPUBLIC

Content hashes

Canonical text092efdc9f5f9c27b4fd848988ed385bdfe232e8fbd7af8bc104239e134e5a557
Markdown7682e9086a517bb53dd634f990caa15f2b5f3330e317051dbe7a28f6c8cbfd3e
PDF
Publication page5ba268d7eb6a6030cce9e69c578947be1fa9852867d0391d73527a2db3013986
Manifestece884891953ff65739366822071bd375b95ede68f5e7bd0c643395b3f7dc988

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
SignatureHUjPhl8JWIGVDNjawitcu/GDWcLjrtitdE9hmnwRzwxaPNIQyKJFjqeUt1drul+jikT5DVaWlCuQdvtuVQ7SBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:14:22.318746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042636
observed 5ba268d7eb6a6030cce9e69c578947be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:22.302134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042636/manifest.json
observed ece884891953ff65739366822071bd37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:22.284180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042636/publication.md
observed 7682e9086a517bb53dd634f990caa15f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:22.265116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042636/publication.txt
observed 092efdc9f5f9c27b4fd848988ed385bd...
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.