OpenTechnical

OT-2026-000037721

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000037721) never changes.

Identity and time

Publication numberOT-2026-000037721 · never reused
Internal UUID01a0ae77-b8d0-703d-bdca-ab87d0258331 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037721
StatusPUBLIC

Content hashes

Canonical text74d427d04d102de26fdcbbad82fddcce410ca611dcacdf3dbbb0caf937b203d5
Markdownfe19aa1200b8b5f18efdc78ab84412ad1b53d9eef392969869455f9e76327b39
PDF
Publication page802f9e6815d248c3fe8b2870fcf1c9fc319f8f29ed7b1281139bb79b88cb1aef
Manifest6af1cb15bb183264f5dc3b5d7c84d0949e9564a08a380af8577ef14e2e6d1adb

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
SignaturePZsEAQfqlNQk17FnwpE+Ptt905nHXePlXnB+r/c78sReVNEEC2aI4S0QGGCJ/foLqPBs5aAYQvpql5+uq4HmDA==
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

2026-09-17T11:24:18.978604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037721
observed 802f9e6815d248c3fe8b2870fcf1c9fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.961798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037721/manifest.json
observed 6af1cb15bb183264f5dc3b5d7c84d094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.944698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037721/publication.md
observed fe19aa1200b8b5f18efdc78ab84412ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.927545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037721/publication.txt
observed 74d427d04d102de26fdcbbad82fddcce...
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.