OpenTechnical

OT-2026-000054917

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before set-down

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-2026-000054917) never changes.

Identity and time

Publication numberOT-2026-000054917 · never reused
Internal UUID01a0ae86-5e7f-74b3-866d-95c2c751ee93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054917
StatusPUBLIC

Content hashes

Canonical text0aad229a1a2254ceeb6661346c327d48db017e88589d6c611a80833411fe510e
Markdown64fa65e5a48fe02184141de80c0110283eaee95a6e78407ecb9b5a60e53116f1
PDF
Publication page94c554e5fc32c20aab92a8b3fe7b4dadfe549e6c3d7ad8040f6662b152f45dff
Manifest8676dc3095a6bad0ed580f9d0379bd6ddd03b5a94c803e8018d5e3b1c57ddc12

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
SignatureWPFI3W7OI2Y9/XMUxwTESjBIwFdV7Vt7FDq3PYneKKTlwVDDGbVGKfsRv21kOQwnFwIWWKRcSmOLTA22iuLKCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:01.045669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054917
observed 94c554e5fc32c20aab92a8b3fe7b4dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.028528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054917/manifest.json
observed 8676dc3095a6bad0ed580f9d0379bd6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.011506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054917/publication.md
observed 64fa65e5a48fe02184141de80c011028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.992695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054917/publication.txt
observed 0aad229a1a2254ceeb6661346c327d48...
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.