OpenTechnical

OT-2026-000009089

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000009089) never changes.

Identity and time

Publication numberOT-2026-000009089 · never reused
Internal UUID01a0ae6b-31b8-7539-9d19-005c9c9b4f73 · 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-2026-000009089
StatusPUBLIC

Content hashes

Canonical text8503de211880698e06a40561349b59efe1462a23586614aa1dd72ac835d648b0
Markdown4ca875d2dfae141a82b8957ac147b7bcb16dcac9b6399ca6a35c029e67d4432e
PDF
Publication pageafd6d37d5beb54bc729b0ad5741a4dd42cb21b8c22168ff247349ae3ccfcc3ef
Manifestc4f283f74bb72c162fc4cd75d3c8501a2c075adea0482ff73bf573b0829d0c91

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
SignatureJbhjUJq3GClCkMBFGES88kcRcPSQSxkZbWJfYJjgIpUj390TeS6egZo9ipjHM5kjQqpP1TUbLuRimR6EDwcBAg==
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

2026-09-17T12:17:45.850504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009089
observed afd6d37d5beb54bc729b0ad5741a4dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.831761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009089/manifest.json
observed c4f283f74bb72c162fc4cd75d3c8501a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.812255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009089/publication.md
observed 4ca875d2dfae141a82b8957ac147b7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.793252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009089/publication.txt
observed 8503de211880698e06a40561349b59ef...
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.