OpenTechnical

OT-2026-000044120

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000044120) never changes.

Identity and time

Publication numberOT-2026-000044120 · never reused
Internal UUID01a0ae7b-d67a-78fe-ba5d-dffd753a070f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044120
StatusPUBLIC

Content hashes

Canonical textbe73d551e87617690a47413db3f7a8806fcd9c02f16d95702b16b35df527a152
Markdownf1eb42dd095617cb7485d8d134300cbbdbcab336ae7d8739c0982f63cee017b5
PDF
Publication page6f2ffef1b8982b4f494edbc2059b11c6c558d0fb2219f7576332f6e14e3bba0f
Manifest71def6641a07eb48c14b0de53a7523b67c9c622e373574df945adebcd574051c

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
Signature23ftPTkuz334c0eK3C+gJ7CExhgk/uJHzrxnxAC8TRM7ZzrV/IaJqPAmVU4zkt8MIkSVGwh52Kt1p3tGnK6GBw==
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

2026-09-17T11:12:32.137303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044120
observed 6f2ffef1b8982b4f494edbc2059b11c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.118937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044120/manifest.json
observed 71def6641a07eb48c14b0de53a7523b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.098480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044120/publication.md
observed f1eb42dd095617cb7485d8d134300cbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.078344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044120/publication.txt
observed be73d551e87617690a47413db3f7a880...
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.