OpenTechnical

OT-2026-000048800

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000048800) never changes.

Identity and time

Publication numberOT-2026-000048800 · never reused
Internal UUID01a0ae80-c32d-7ce5-a4d3-a53f9e45dcf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048800
StatusPUBLIC

Content hashes

Canonical textf5a99df0167a9aab35c1629368f4528e2ce4aae9ce7b11001b2280840fac53fc
Markdownb306af51a4e7423c1370bb55d1c441ccc4e8c311c42ce80c604dcef1806f7bb0
PDF
Publication page85774a943f8d620ae59f272428a6438094b9bf84cb0398bcbc9e15cda3d14574
Manifestaf2de11954ef6ece82bd97c6b72e2f465bc458dca82080e7240bbd60d2c6fd00

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
SignatureaEUGGJ8btT3OgNmmYn6U/nv4auzfSMBJ3gPMJqchwVB471DHP7aAhETMmRcWn8f2gm+CD6JrXqNZ84kDc7fYDA==
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

2026-09-17T11:04:30.884158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048800
observed 85774a943f8d620ae59f272428a64380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.859573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048800/manifest.json
observed af2de11954ef6ece82bd97c6b72e2f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.834776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048800/publication.md
observed b306af51a4e7423c1370bb55d1c441cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.811142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048800/publication.txt
observed f5a99df0167a9aab35c1629368f4528e...
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.