OpenTechnical

OT-2026-000020266

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000020266) never changes.

Identity and time

Publication numberOT-2026-000020266 · never reused
Internal UUID01a0ae6f-437a-7e5c-a98a-5de588f9be43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020266
StatusPUBLIC

Content hashes

Canonical text5ffe1b8ad4f12bb7bb62866e2a4907e4e8253f4985beb299360d69dbad0ef9dc
Markdown753d6acc0fc1b4598210386a5d3b6235fe9942481ae2c8df8ecc3c243de783c8
PDF
Publication page10588803fb54e23ffc18fb3e9b4ac73dca174a00c801a89852884e2b1907a00e
Manifest46009ea6fad9cd488bc94f8ffadc7f298a248a12748dac1c8d5904ac5fb06bbe

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
Signaturev+e3u87x0aHRVuEpWgfTH1hoCpAbLxNEyCgpzjnWpb3SovaIiG747jINjwWdhKucRAQMM8JLvnamFEw0aWpdAw==
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

2026-09-17T11:56:36.890731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020266
observed 10588803fb54e23ffc18fb3e9b4ac73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:36.874377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020266/manifest.json
observed 46009ea6fad9cd488bc94f8ffadc7f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:36.856043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020266/publication.md
observed 753d6acc0fc1b4598210386a5d3b6235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:36.836804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020266/publication.txt
observed 5ffe1b8ad4f12bb7bb62866e2a4907e4...
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.