OpenTechnical

OT-2026-000061628

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061628) never changes.

Identity and time

Publication numberOT-2026-000061628 · never reused
Internal UUID01a0ae8b-7b45-784b-bada-18b303431f11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061628
StatusPUBLIC

Content hashes

Canonical text1a397ed4f0f695d2b2db1558a155332e7deb34e689d1db611b1c41aef22d3a28
Markdown82916b16b516d4b37925d7cba75b6ddfec0041498a5eddb2a5c4cb9a0b529d90
PDF
Publication page2d0adbac9ea3e532a951ddcbf49b328c2bab8ae3f8bf190f9aa7d424df794005
Manifest75012f279eed26a62e89202ca97b968c183dc5504b17fa488ac205b8ee243903

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
SignaturejGHum4m4SelA5Hkeqb3t26dzolkqZ6MLxsC9vObABKKpZ9t3dPGNo/KDbo/cry0jSg/5hlhb6nUehG+VvPcrDw==
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...

Independent retrieval

2026-09-17T10:41:33.857494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061628
observed 2d0adbac9ea3e532a951ddcbf49b328c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.837518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061628/manifest.json
observed 75012f279eed26a62e89202ca97b968c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.817817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061628/publication.md
observed 82916b16b516d4b37925d7cba75b6ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.792689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061628/publication.txt
observed 1a397ed4f0f695d2b2db1558a155332e...
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.