OpenTechnical

OT-2026-000041563

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold 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-2026-000041563) never changes.

Identity and time

Publication numberOT-2026-000041563 · never reused
Internal UUID01a0ae79-e89f-74c4-a374-644218c2bd1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041563
StatusPUBLIC

Content hashes

Canonical text5873caa62dc458512b3d7c7d28e31ba8e7c6f4fb5d919bb9b4611ea1e138b76d
Markdownb69ea4946c489190a9a42b0869698b5b1ca64b6cbd55a9b04ead5bfc9455f1db
PDF
Publication page8d6fcf18e1a33fff4fe5e76be50977e669c667c8119b90dfbe69984501502f90
Manifest4874d463e69f8cfa55b4cd6fd35bddd7aea787c1e2372cb4bfcc4d52d8a4cf75

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
SignatureQShGNtgDIB4DYddq2S/hBU06Kj0syjHvckJ8xvb5N2/xN89bLjvnk2A8hpJ2oghfPk4qSzxhlHoABupb5AgeBw==
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

2026-09-17T11:16:20.644147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041563
observed 8d6fcf18e1a33fff4fe5e76be50977e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:20.626511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041563/manifest.json
observed 4874d463e69f8cfa55b4cd6fd35bddd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:20.606818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041563/publication.md
observed b69ea4946c489190a9a42b0869698b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:20.588534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041563/publication.txt
observed 5873caa62dc458512b3d7c7d28e31ba8...
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.