OpenTechnical

OT-2026-000008704

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pulsed 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-2026-000008704) never changes.

Identity and time

Publication numberOT-2026-000008704 · never reused
Internal UUID01a0ae6a-e46c-7ce1-b4a5-8a5279496a00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008704
StatusPUBLIC

Content hashes

Canonical texte85a8bd6f93aad29af1b348b6850a3dd95b46c31929f5d97928b258595959128
Markdown7491fdabc81e5ca29c5c17a9e3687736b66117bec37b811057f092b3d1f671a2
PDF
Publication page25326da1bddb7dffe8af974d865a91252419f1fc6a04b24ec06c4f0b9b468143
Manifest68fe0f57d293b08575d8f65ed4fe39d40f3a07d20f5aa4ed216e6ced70849077

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
SignatureTIJOsTrKRB2QvZ0xw2U2XqSisLi3mJI14Iys++60j76q/vzB2z1fsNNgKDyQ78kj58bATpxsUTmAT0XWK8mGBg==
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

2026-09-17T12:18:46.649580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008704
observed 25326da1bddb7dffe8af974d865a9125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.630628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008704/manifest.json
observed 68fe0f57d293b08575d8f65ed4fe39d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.608884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008704/publication.md
observed 7491fdabc81e5ca29c5c17a9e3687736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:46.588082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008704/publication.txt
observed e85a8bd6f93aad29af1b348b6850a3dd...
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.