OpenTechnical

OT-2026-000008927

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000008927) never changes.

Identity and time

Publication numberOT-2026-000008927 · never reused
Internal UUID01a0ae6b-31b7-7c2a-9a87-556942899c69 · 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-2026-000008927
StatusPUBLIC

Content hashes

Canonical text3ab7dd8b23338d1695c5c5fde21832b3d5dfa21d60784f3416bc551bb1a6e76a
Markdown87f0af6ac1daa6589618fb23a422cdc9f2fd02d8583e31d9a31906b02b707360
PDF
Publication pagee4aae29edf073b40d721ae832df4a5bf6e7acf8110276e9762e405f230c5c161
Manifest12685020b71c6c7659f8cd1f9499c207126b4409ceab649b7a73d2d4d6e1d27c

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
Signature1q5BxNWeBCalD70Ut9R7hk4mRaDBfoYhLTfRXEQDaO0wSpd3SghrFZ8Y+wf5WqPIoAyv1CnzIcEsb8zrVP6HDw==
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

2026-09-17T12:17:32.289857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008927
observed e4aae29edf073b40d721ae832df4a5bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:32.269109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008927/manifest.json
observed 12685020b71c6c7659f8cd1f9499c207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:32.248784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008927/publication.md
observed 87f0af6ac1daa6589618fb23a422cdc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:32.230870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008927/publication.txt
observed 3ab7dd8b23338d1695c5c5fde21832b3...
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.