OpenTechnical

OT-2026-000010615

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000010615) never changes.

Identity and time

Publication numberOT-2026-000010615 · never reused
Internal UUID01a0ae6c-0ee8-78b5-b169-b363bf4e5920 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010615
StatusPUBLIC

Content hashes

Canonical textdcb2c2131a257acb7e38056d2b146fef67973728c6858fc0a8382ca0bbef0e1c
Markdown587506699444e3ff112052d30aef346c9acf4f990315acc2411f44c7c25eed52
PDF
Publication page6414f9c949eae239d7e4e5e722a18a134cbcd48fb44379e17d4ffe3ce4867d2f
Manifest414a1585fb526aea146dbefe311e7958b39846dc7cba0805a304601c242c600a

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
Signaturej8sCECTDAaDefFZ0oCUAPWp3rBwHQTd8zGnKhGi2hF+jzGn91SxTsSs55R4TA8WOwZFdN6u+zeRhU17C0SUACQ==
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

2026-09-17T12:14:48.426687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010615
observed 6414f9c949eae239d7e4e5e722a18a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:48.400623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010615/manifest.json
observed 414a1585fb526aea146dbefe311e7958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:48.382500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010615/publication.md
observed 587506699444e3ff112052d30aef346c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:48.355263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010615/publication.txt
observed dcb2c2131a257acb7e38056d2b146fef...
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.