OpenTechnical

OT-2026-000061624

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000061624) never changes.

Identity and time

Publication numberOT-2026-000061624 · never reused
Internal UUID01a0ae8b-7b45-790b-a9ed-454ba7443aae · 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-2026-000061624
StatusPUBLIC

Content hashes

Canonical text400171e49e972e83f618a2c0fe256d348aba6391ca2f2c1063da9f30ebc566b6
Markdownc1cf75f0d730df574195475d2eef45ec267628064b3e7da0cf90a4495efe778d
PDF
Publication pageb1fc9386d1d9dafa5dbd998e4d6bd73a52a928ecd762f6172e272c6761651c60
Manifest550e0c5ecd8a10908d1ed2a483a61d920a237c929e8fab34ba8594ff067825ea

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
Signature7a4PB52rUr19rQ2yb/QQqfOFqWtClHxk8SPyOFDuh4o0N5C6qeE8z6jud2RtuWf9GqKOfRe4zajEKilMYoj0CQ==
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

2026-09-17T10:41:33.503385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061624
observed b1fc9386d1d9dafa5dbd998e4d6bd73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.485008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061624/manifest.json
observed 550e0c5ecd8a10908d1ed2a483a61d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.466628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061624/publication.md
observed c1cf75f0d730df574195475d2eef45ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.448845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061624/publication.txt
observed 400171e49e972e83f618a2c0fe256d34...
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.