OpenTechnical

OT-2026-000032824

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000032824) never changes.

Identity and time

Publication numberOT-2026-000032824 · never reused
Internal UUID01a0ae75-4842-7f67-b1af-5c9df6f09163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032824
StatusPUBLIC

Content hashes

Canonical textf637f297c746350d63b6b639d81cd025e0df1df0d008daa73f9823705c4754ee
Markdownca58052de88ca18991ebdd3e61bee54235905929620de2a609f926b6b5195e1e
PDF
Publication page3cd6b4be1836f61a591df9a4d8c4fafc8955978b2836a2c0a2641afc874a2568
Manifest230b050bcd102f6bacd9a0e30a985d8924863f6c6a09c57fdf188706f81f8acc

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
Signaturep8517upqcWyRUlX2stbKHEjOkopqZ7Ivq7LCTRSRZmGnAnr0MngUoiEjsUCO5l3ey5+mUq59l1M/CA0BUl8YAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:16.782826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032824
observed 3cd6b4be1836f61a591df9a4d8c4fafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:16.760614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032824/manifest.json
observed 230b050bcd102f6bacd9a0e30a985d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:16.742976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032824/publication.md
observed ca58052de88ca18991ebdd3e61bee542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:16.726193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032824/publication.txt
observed f637f297c746350d63b6b639d81cd025...
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.