OpenTechnical

OT-2026-000048512

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000048512) never changes.

Identity and time

Publication numberOT-2026-000048512 · never reused
Internal UUID01a0ae80-4de6-7da6-9b1a-73a708632cd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048512
StatusPUBLIC

Content hashes

Canonical texte327f9616707319c7321e2a77fc09c98c1becd272b80df8204dfa80ccdf24ff3
Markdown17dbed6d6de8a888e503440394e2c5bb242056357d6ca77ecdd7b42d1c8fcd10
PDF
Publication page90c19820d98830b5bd9937ef6814912968db150feed0614a15b1b0eb898ad325
Manifestff5546e134ebda1ad0b905bd706e28b65c9db48f96cf08e36ffa4421715a1f15

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
SignatureQAubf5lbJwaakRu92fgSvMEW/TZKZV4MupgWSPElwXQNjqyPYu5AvYi/fHd2y2os2KypOT85adLFOGdYEQtrCQ==
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

2026-09-17T11:05:11.403056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048512
observed 90c19820d98830b5bd9937ef68149129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:11.384030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048512/manifest.json
observed ff5546e134ebda1ad0b905bd706e28b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:11.364674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048512/publication.md
observed 17dbed6d6de8a888e503440394e2c5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:11.346856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048512/publication.txt
observed e327f9616707319c7321e2a77fc09c98...
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.