OpenTechnical

OT-2026-000008054

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000008054) never changes.

Identity and time

Publication numberOT-2026-000008054 · never reused
Internal UUID01a0ae6a-908b-76d7-bada-88357b63cd9d · 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-2026-000008054
StatusPUBLIC

Content hashes

Canonical text1d92a4469c871f67a3f352c92254ba4bcebd4888754ae08d5e481b7bf1af60e5
Markdownc0fe455012125a58503e687d119bc5351881de419097e778afbcb9ab37109a40
PDF
Publication paged60ca1d2640c6d9e9c2a099948d9fb69e822ae27e4bfb687d2e56d2b51deca3c
Manifesta05b4584a979ea9e6b2f29103069c5ca7439f1d597ccf53d377b06b1ef4be4d5

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
SignaturepseA059RIij9sFQwSD+TXrVtIz0Qzf44yjGYLfwfYzuKDIAFuXIqfwogVKDoBqRiuimhroVRduw0vdtEPmtoBg==
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

2026-09-17T12:20:38.941659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054
observed d60ca1d2640c6d9e9c2a099948d9fb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.925457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054/manifest.json
observed a05b4584a979ea9e6b2f29103069c5ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.908354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054/publication.md
observed c0fe455012125a58503e687d119bc535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.890669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054/publication.txt
observed 1d92a4469c871f67a3f352c92254ba4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.863070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054
observed d60ca1d2640c6d9e9c2a099948d9fb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.844809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054/manifest.json
observed a05b4584a979ea9e6b2f29103069c5ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.824547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054/publication.md
observed c0fe455012125a58503e687d119bc535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.805261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008054/publication.txt
observed 1d92a4469c871f67a3f352c92254ba4b...
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.