OpenTechnical

OT-2026-000009230

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single 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-2026-000009230) never changes.

Identity and time

Publication numberOT-2026-000009230 · never reused
Internal UUID01a0ae6b-31b9-7378-bfbd-0ebf07a024b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009230
StatusPUBLIC

Content hashes

Canonical text2a36eac9a54ac0cb1bb7b2f06fce6c79bd94a12ac67441c0167c419e50afa1ea
Markdown9401c08ef99cf8e1d94d9915d28713eaf6bc97cb557e8dc09afba42ce3e41022
PDF
Publication page4decd57663e59334a4712f7044e8bd364d219fd794e037db5f1a2a3ffbbfbe2f
Manifestee0bf33dcafebb54b99b3422ef83b267336e7bda23bf5f533d9f0c14e499b2b4

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
SignatureRwXGa+flnOOMqS6d/9Zu7ica6FywfR8CYCMF+n3AKk27s7yCtjHgoRo0wdEwo3bO7x0+vbToDpW5aiLbmD3FDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:57.722344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009230
observed 4decd57663e59334a4712f7044e8bd36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.701718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009230/manifest.json
observed ee0bf33dcafebb54b99b3422ef83b267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.681929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009230/publication.md
observed 9401c08ef99cf8e1d94d9915d28713ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.662315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009230/publication.txt
observed 2a36eac9a54ac0cb1bb7b2f06fce6c79...
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.