OpenTechnical

OT-2026-000008878

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, vented before 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-2026-000008878) never changes.

Identity and time

Publication numberOT-2026-000008878 · never reused
Internal UUID01a0ae6b-31b7-74fb-994b-e6d78b56b1da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008878
StatusPUBLIC

Content hashes

Canonical texte362f6f4f0b764f2c1b873cbf57931c88a6da2dfa334200b640b740f46f1e139
Markdownc69f31b6976e9e69d532bcd307855ba3d969a819ec2bb4a38f88fcf28b965af5
PDF
Publication page3718d615a9cbf73e047d1d200b8b9c01885716b17ea9a3c9fea1fcf560091641
Manifestb1c9684f9a08d507e61d0f5edbe3a97bd9d55b90bed536da9c099f7eefcd978d

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
SignatureQK91rIx9BwKUWTUUUvuQ8oTs46yqkCmaXX0gbFKQKBxgn9iC3oXr4bwL+9L2ehjw1vTyTnuh2WnH47iRTSxiAA==
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

2026-09-17T12:17:28.388723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008878
observed 3718d615a9cbf73e047d1d200b8b9c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:28.370965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008878/manifest.json
observed b1c9684f9a08d507e61d0f5edbe3a97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:28.352089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008878/publication.md
observed c69f31b6976e9e69d532bcd307855ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:28.332524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008878/publication.txt
observed e362f6f4f0b764f2c1b873cbf57931c8...
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.