OpenTechnical

OT-2026-000048858

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line 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-2026-000048858) never changes.

Identity and time

Publication numberOT-2026-000048858 · never reused
Internal UUID01a0ae81-134a-7519-a9b8-e88fa25b7bdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048858
StatusPUBLIC

Content hashes

Canonical text0b380b10a6178e300633df9b599ad624a9566ee927265df117f2b7d80af4630b
Markdown4a5aed1c6a31be3999c78b161427d608b37e45c65aad097f277609e35d3feab1
PDF
Publication pageb4cf31cb509f459c212fdd383abfb9c03bd7a9b10165d1f7dbecf4f806561c97
Manifesta34623dd442317e490abd65422e251bc94693126e6e344f76c120c0161163e56

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
SignatureTEhd/OsB7LWLoRStciqfC8y3vFx6CbGgiL3dU2q3YXgo8FBKTGq0dvXxUvFwh/jCFouDSRPV6YLiF9xtt8tzBA==
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

2026-09-17T11:03:00.413645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048858
observed b4cf31cb509f459c212fdd383abfb9c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.395116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048858/manifest.json
observed a34623dd442317e490abd65422e251bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.375900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048858/publication.md
observed 4a5aed1c6a31be3999c78b161427d608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.354708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048858/publication.txt
observed 0b380b10a6178e300633df9b599ad624...
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.