OpenTechnical

OT-2026-000022129

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000022129) never changes.

Identity and time

Publication numberOT-2026-000022129 · never reused
Internal UUID01a0ae6f-f4fb-72e5-87c9-1f3b57f7f4c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022129
StatusPUBLIC

Content hashes

Canonical textf282d24a1ff210bf38bcb002d99fb1a0cda8e736ff63522c19ec28bfb15542d8
Markdownf130a2f6c7bfa615b01f827194c4857acf55070dd75183ac0aa5bd0220c2f2eb
PDF
Publication pagef96831e73588a87ef35878799d9817fac7311bda09e0399548860d7ba8aaedfc
Manifest7620e450a7a366007bde35d03642abcff74caf8fa7975ca59b979acd8c914c9c

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
SignatureNRdqASLFCOxUbHa8olHwhLutisTusRGtZNhSND3umz56TqcXNSjxuHotTSVNf1VV4FFtwLZrj3IKvjA8pNJkDQ==
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

2026-09-17T11:52:48.043459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022129
observed f96831e73588a87ef35878799d9817fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.026120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022129/manifest.json
observed 7620e450a7a366007bde35d03642abcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.009702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022129/publication.md
observed f130a2f6c7bfa615b01f827194c4857a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.993350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022129/publication.txt
observed f282d24a1ff210bf38bcb002d99fb1a0...
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.