OpenTechnical

OT-2026-000037037

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000037037) never changes.

Identity and time

Publication numberOT-2026-000037037 · never reused
Internal UUID01a0ae77-7740-77e6-86e8-2867b0e617bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037037
StatusPUBLIC

Content hashes

Canonical text4ea11b5d3be5793e26b4641fd2c418daad069cbfd6fe02c092e0877b61152d1b
Markdownbaa71cc8534c316ea60958f5ba4e796dd4da96be4f91ca26d6aca72377aea304
PDF
Publication paged6e1494deb9ccdbdbe306b12df20aaf03f4788d8140fd2f7729f99b609605f7b
Manifestd67f03bd6dfcda6c74fc4d8491ad87a76051eae77014b3f0e93413c8f0e9d1e3

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
Signaturem+ih0pOFaBVhdQ6WDpkdDWzCgqKgMlYFDbQ8/V93xaVKnCNv/hvLphOzfRUsJlTjipoDpHpMmv7CetBWjZT7AA==
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

2026-09-17T11:24:52.744003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037037
observed d6e1494deb9ccdbdbe306b12df20aaf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:52.720801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037037/manifest.json
observed d67f03bd6dfcda6c74fc4d8491ad87a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:52.697209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037037/publication.md
observed baa71cc8534c316ea60958f5ba4e796d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:52.674735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037037/publication.txt
observed 4ea11b5d3be5793e26b4641fd2c418da...
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.