OpenTechnical

OT-2026-000012051

Publication integrity record

Two cup vacuum gripper, two zone face, pump 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-2026-000012051) never changes.

Identity and time

Publication numberOT-2026-000012051 · never reused
Internal UUID01a0ae6d-1943-7499-a092-8eb3eeb29ea8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012051
StatusPUBLIC

Content hashes

Canonical text726153aee9625b7aec291d743ac39a9761d9457e99816ea6172b2dd3f272ef26
Markdown6061c0bfb9334acf61efff72038e1d66d1a19a6df2bbedb315b1c56aa4a7f940
PDF
Publication pageb8409cdc173c4d2e83ef1afa6585c16ba5a995ea9d4ffc00c744a8a0f133d888
Manifest2118123a0636b53440d4f64e01c57390996be6900016c04abfb48adadb35e5bb

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
SignatureVREQv5/ns0FYDie1JQ6VTAaWD9nW79zJzQLdFd8JgzizmyKECJgwyu1vAQgmnCM8nO76jpcIentbGuQUSAakAg==
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

2026-09-17T12:12:55.783530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012051
observed b8409cdc173c4d2e83ef1afa6585c16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.761996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012051/manifest.json
observed 2118123a0636b53440d4f64e01c57390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.742671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012051/publication.md
observed 6061c0bfb9334acf61efff72038e1d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.724628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012051/publication.txt
observed 726153aee9625b7aec291d743ac39a97...
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.