OpenTechnical

OT-2026-000009158

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000009158) never changes.

Identity and time

Publication numberOT-2026-000009158 · never reused
Internal UUID01a0ae6b-31b9-751e-b7f4-c93bb4e06a24 · 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-2026-000009158
StatusPUBLIC

Content hashes

Canonical textf5e7ca1ea4dd180722bc046278397f504ab554f685d466cd925d0c9a9f033d4d
Markdown546f7d01dfce4cfbea8663034adc0928b6df5ec51811503c9e9a49c7d0d8aba0
PDF
Publication page9a4513606081561fe0924f2e01b96102b26a90bfdcf680227d69819e41f7addb
Manifestdda99d5c0be1d894973111cf70e85e14236847b4bde94c51611a391d4beed388

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
Signature/HVV6ycDZMT2cCU/UBlmsykgmadPjG/bicH8VaktsVaPzUoebq8Dvyq6tlV9hrvGcEdJZv9SPWmZP0Qg9ycvBQ==
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

2026-09-17T12:17:51.668337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009158
observed 9a4513606081561fe0924f2e01b96102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.649759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009158/manifest.json
observed dda99d5c0be1d894973111cf70e85e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.629848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009158/publication.md
observed 546f7d01dfce4cfbea8663034adc0928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.609507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009158/publication.txt
observed f5e7ca1ea4dd180722bc046278397f50...
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.