OpenTechnical

OT-2026-000008015

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000008015) never changes.

Identity and time

Publication numberOT-2026-000008015 · never reused
Internal UUID01a0ae6a-908b-7fb3-b127-1e67c1a4554c · 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-2026-000008015
StatusPUBLIC

Content hashes

Canonical text08559aacfd729d9f3c6e1b43f15f50d3aaa69f007b7d8d4415af4b8e26ac3296
Markdownb5749fd36235592e17602b96fe660ee913f7acd3b48ea582303efbd759c11629
PDF
Publication page3657e05508993cad2358ec13857639277e75f680501a86e2481a5bef91125bf0
Manifestbee2fb3db2e6c7de37541f29404a0a33c15ee1e53f9c48e5d3cee78ca340fcc2

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
SignatureePMGeEMSAHpL1eYnz9DlUym7QVtOQz/NkhJZxFkz819b33mUGObsVG0bxhO8I7IuZeUZh/d5TwG5Z99kLALkCA==
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

2026-09-17T12:20:35.754236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015
observed 3657e05508993cad2358ec1385763927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.987668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015/manifest.json
observed bee2fb3db2e6c7de37541f29404a0a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.968885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015/publication.md
observed b5749fd36235592e17602b96fe660ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.948845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015/publication.txt
observed 08559aacfd729d9f3c6e1b43f15f50d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.837451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015
observed 3657e05508993cad2358ec1385763927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.818754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015/manifest.json
observed bee2fb3db2e6c7de37541f29404a0a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.800495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015/publication.md
observed b5749fd36235592e17602b96fe660ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.781571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008015/publication.txt
observed 08559aacfd729d9f3c6e1b43f15f50d3...
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.