OpenTechnical

OT-2026-000060759

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000060759) never changes.

Identity and time

Publication numberOT-2026-000060759 · never reused
Internal UUID01a0ae8a-b7ce-7365-9427-aec7035f32bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060759
StatusPUBLIC

Content hashes

Canonical textdc4d5ee7cd7bc95857f82c80fcf00e7b1cc23c9036e96f5b82f6ff96bb194bc6
Markdown7db3294ea9550f1fdfde2266d4d7858f6780a865e5307c1896cfa902b11e5f1a
PDF
Publication page7c4ab1baf3edc2ccd3d982aeb179d5706c5c6149562f2ea09f21d2453496454c
Manifest66f6a9921dd0c6daaecf40a6323a07416dc32cf602ab68c5ceb1b4015bac7b65

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
Signature3ZnXKmGucF4mR7H9Ar6A/0s1ri42Aw/ixnC24hLEAKkTE4/XkBcAABS75ttySnUvFs31W+Yhg7kfOrXbTngyBg==
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

2026-09-17T10:43:29.833268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060759
observed 7c4ab1baf3edc2ccd3d982aeb179d570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.814648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060759/manifest.json
observed 66f6a9921dd0c6daaecf40a6323a0741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.795591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060759/publication.md
observed 7db3294ea9550f1fdfde2266d4d7858f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.778338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060759/publication.txt
observed dc4d5ee7cd7bc95857f82c80fcf00e7b...
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.