OpenTechnical

OT-2026-000007892

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000007892) never changes.

Identity and time

Publication numberOT-2026-000007892 · never reused
Internal UUID01a0ae6a-908a-7989-a513-a74a5fb746b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007892
StatusPUBLIC

Content hashes

Canonical text93df2e4ee0bfb1b256d9bd6ef71e717cf48e40e53102fd03dd2a5cf6cffa2c07
Markdown2566c2bf4f02140961e4e1b3b534e83c229ddeda63d0b0beb415957efb584007
PDF
Publication page26aeb6fb5d1f6981756f4535f7c3a9bc3d79fa104be2ca6024d18a0ea1dee9b7
Manifestb1a5a0867f2b9ebcb148328055961de474e4e28a9dd090d209f31932c16d075d

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
SignatureI2cNOMJdBIpmq6PzT4wZm5ABk7OjL2sM+cU/NaxfJSkLvKkPbHbPbTdOgp2hRC8VISX0WCHYN06eAow6NLHzDg==
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

2026-09-17T12:20:21.270311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892
observed 26aeb6fb5d1f6981756f4535f7c3a9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.254541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892/manifest.json
observed b1a5a0867f2b9ebcb148328055961de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.233808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892/publication.md
observed 2566c2bf4f02140961e4e1b3b534e83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.211103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892/publication.txt
observed 93df2e4ee0bfb1b256d9bd6ef71e717c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:59.939773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892
observed 26aeb6fb5d1f6981756f4535f7c3a9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:59.919761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892/manifest.json
observed b1a5a0867f2b9ebcb148328055961de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:59.899738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892/publication.md
observed 2566c2bf4f02140961e4e1b3b534e83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:59.881172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007892/publication.txt
observed 93df2e4ee0bfb1b256d9bd6ef71e717c...
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.