OpenTechnical

OT-2026-000009477

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000009477) never changes.

Identity and time

Publication numberOT-2026-000009477 · never reused
Internal UUID01a0ae6b-7562-757c-92ad-a47f99d4191b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009477
StatusPUBLIC

Content hashes

Canonical textafef0a3bcb43b56d4349b1efa9443794f4ff2395afc283d2a3117ac8eaa65738
Markdown689601230ecf8798bcc55891001d9b053e31f95bd2d7e9029209f8bdbaaff09b
PDF
Publication pageb14344b43e60e3087e730051d6aad0a16a000c7a685c1787f0ed2770d30839b0
Manifest4da2004c44100eae32bda0391fcde5254029b0d61bccef329878dde801d0985e

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
Signaturexq2xNsKKPIaD2IemSPR3SRqEjRJwk0hFfyH5uEPvG30lTkPZ8WooJ/38MvlbJGokUTH0FL17F/gZ1JjjtprjCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:52.333053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009477
observed b14344b43e60e3087e730051d6aad0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.314131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009477/manifest.json
observed 4da2004c44100eae32bda0391fcde525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.294833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009477/publication.md
observed 689601230ecf8798bcc55891001d9b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.276901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009477/publication.txt
observed afef0a3bcb43b56d4349b1efa9443794...
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.