OpenTechnical

OT-2026-000044583

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000044583) never changes.

Identity and time

Publication numberOT-2026-000044583 · never reused
Internal UUID01a0ae7c-39d9-7b08-b418-55dfe7cf4f06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044583
StatusPUBLIC

Content hashes

Canonical text57dd7c8b833d8ce40b098ccc5a8c0262b38f9fa6d3fd90b1358a6fa2078c78ca
Markdown98080c09d9216d88915ce7203e3ce4fd06f13f56734779c5d32dfb64a6712324
PDF
Publication page817364d6c5907e64396abd8ffa1ec4e0b678bd5aa10566319458ed1a1f5fb1c6
Manifest9592715d92edf68035012026adbef2d5e6c3a5fbe5f80d8a67b3ebcf0519cee4

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
Signature13pjuadhilSImccGRcO2Mx2Zz0TobHi8FkqUYNfSuWq335iMzCVo7v8KwsWE6AmB8c7NFDjhn2KsLYj3C4T5Cg==
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

2026-09-17T11:11:46.959997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044583
observed 817364d6c5907e64396abd8ffa1ec4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.940845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044583/manifest.json
observed 9592715d92edf68035012026adbef2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.922971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044583/publication.md
observed 98080c09d9216d88915ce7203e3ce4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.902486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044583/publication.txt
observed 57dd7c8b833d8ce40b098ccc5a8c0262...
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.