OpenTechnical

OT-2026-000023659

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000023659) never changes.

Identity and time

Publication numberOT-2026-000023659 · never reused
Internal UUID01a0ae70-aed4-7486-8ba9-e41f10f7b905 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023659
StatusPUBLIC

Content hashes

Canonical text066eec1fe5e9ea73d0b6e1a318643db36fb0d130acd1463ee40bfb20bcc8247e
Markdownadb50e1497357e5419a3b4a7deb585dca9e4e2241f603c6fafc04eaf16719121
PDF
Publication page60d20b49d0d59c0840daafe167d0a5527e560e4cba65bf080ec4fffe6c4ced2c
Manifestbd7bfabd41b6f20eef68e57b1e9508398d5cb8befc5d3a89ad5c0ea7007377a2

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
SignatureQsITF4mwDSDnRVakZ1shiABgvDlW7TXNKaD1ps6Ywg2hd3CJiCHiScYd3yjDAGuIj5UgL/D2SEAcXDxFv2uyAA==
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

2026-09-17T11:49:58.537915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023659
observed 60d20b49d0d59c0840daafe167d0a552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.480386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023659/manifest.json
observed bd7bfabd41b6f20eef68e57b1e950839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.460222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023659/publication.md
observed adb50e1497357e5419a3b4a7deb585dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.414148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023659/publication.txt
observed 066eec1fe5e9ea73d0b6e1a318643db3...
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.