OpenTechnical

OT-2026-000009145

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000009145) never changes.

Identity and time

Publication numberOT-2026-000009145 · never reused
Internal UUID01a0ae6b-31b9-7999-8b7c-c28e229b195b · 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-2026-000009145
StatusPUBLIC

Content hashes

Canonical text84d02cc8144c2d027a1235dae058a8575f4b68628d6f414c2286f77bb0c3d521
Markdown002f4d2a0de93c6f19e4c8ca7ee9328d5cea0e8aee2128edc45b0980dea14332
PDF
Publication page188c14cb79cdc40396839d9b17965df32575863c9888e660f40b82832732568c
Manifest2c2fa2149eb599fa9b263a54ed6972e8b9cea9fe97b73357ca3c96128b5aed22

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
SignatureStaRTc3MIlP0MTR4p1z54K2ONr4ZVCFWGWvu9V6c/SWpzpMXzn/iaPXB1IArR5lAnscOwWHN3Q3813Bn9+/QAQ==
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

2026-09-17T12:17:50.556012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009145
observed 188c14cb79cdc40396839d9b17965df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.535820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009145/manifest.json
observed 2c2fa2149eb599fa9b263a54ed6972e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.514012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009145/publication.md
observed 002f4d2a0de93c6f19e4c8ca7ee9328d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.493180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009145/publication.txt
observed 84d02cc8144c2d027a1235dae058a857...
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.