OpenTechnical

OT-2026-000016059

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000016059) never changes.

Identity and time

Publication numberOT-2026-000016059 · never reused
Internal UUID01a0ae6e-0c4e-77ff-924e-78d13f92dd66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016059
StatusPUBLIC

Content hashes

Canonical text27ebc27c5fc42b11c1f3071ce3724e0a139ae0c2a0ce4c8e9b7673688969ece7
Markdownd22446c2043d01ce38182d7a3fb1786e49d20c4d5c79d61de4fce9042801674c
PDF
Publication page799eefbc0d4a40be032268d6ccb87e7e7aba6f346d2cb01970a3989bb62d2dca
Manifest1f37f7808256c15f93d39227bae93738c97f825d71a03637e7bcd2f71af80240

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
SignatureBmedYcZn/xWbaumi7z27EfWrEDjKCdNLZ307rXkYR4vdmqXHcWE5EisU+Nv6+zZaFxzuqJYoglCuuOp1uhWkDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:05:37.151842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016059
observed 799eefbc0d4a40be032268d6ccb87e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.132810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016059/manifest.json
observed 1f37f7808256c15f93d39227bae93738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.114935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016059/publication.md
observed d22446c2043d01ce38182d7a3fb1786e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:37.094681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016059/publication.txt
observed 27ebc27c5fc42b11c1f3071ce3724e0a...
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.