OpenTechnical

OT-2026-000033806

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033806) never changes.

Identity and time

Publication numberOT-2026-000033806 · never reused
Internal UUID01a0ae75-a391-7d3e-9f8e-dcf8cd857ab2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033806
StatusPUBLIC

Content hashes

Canonical textee76879d613ceabcd534173a2c6d8d33b27f501d330878f942bef4ff728a7d0e
Markdown74510a91e5b76f31ac608d7c0388daa73cd39edafe5b04891d7476d817987f49
PDF
Publication page12f13cefea6b505307a198af3f3c72a16a224c2e5516bb52b64bec4f661ec420
Manifestf166bdf96ae698a46b52b01a0db54810b35ffe711e6e0b884f78edaa33b9cb80

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
SignatureLFM1dNgAunTu+Qlg1wEXlZ6gTeXXYINl+WWapBi9rWeB0ea9op2ceufFBtHCIWaGhUf+9d81RkpCGoZDrPIxDg==
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

2026-09-17T11:31:51.050853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033806
observed 12f13cefea6b505307a198af3f3c72a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.034305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033806/manifest.json
observed f166bdf96ae698a46b52b01a0db54810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:51.016199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033806/publication.md
observed 74510a91e5b76f31ac608d7c0388daa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:50.996545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033806/publication.txt
observed ee76879d613ceabcd534173a2c6d8d33...
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.