OpenTechnical

OT-2026-000073608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before 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-2026-000073608) never changes.

Identity and time

Publication numberOT-2026-000073608 · never reused
Internal UUID01a0ae93-2b8c-7e12-82ef-783881c6dd0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073608
StatusPUBLIC

Content hashes

Canonical textb304990f3f4008d9175e5d57196aa870402895e6318bc790e99f656427820e33
Markdown86abae71a70bee75755ffd196e81295363af7a861544c00e2c7489ea314bb67c
PDF
Publication page4a83a7b2e450b831e1117de94235f09f8155f22aaf609cabca0adece2cc7a37a
Manifest861511e7b098bbdbbd3fba0a2bdd926ddf2556196ce14de2ebbc2cc88e8fcc79

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
SignatureJMDGf7qYQaiaz9XKbuTWpHAF451TOFmiKaY296chSUildLsnsSZcyAx8JD3c9m74uPvgEn9Fhfiim8n0rg2VCg==
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

2026-09-17T10:19:38.677803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073608
observed 4a83a7b2e450b831e1117de94235f09f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.658406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073608/manifest.json
observed 861511e7b098bbdbbd3fba0a2bdd926d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.603674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073608/publication.md
observed 86abae71a70bee75755ffd196e812953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.544709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073608/publication.txt
observed b304990f3f4008d9175e5d57196aa870...
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.