OpenTechnical

OT-2026-000035833

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000035833) never changes.

Identity and time

Publication numberOT-2026-000035833 · never reused
Internal UUID01a0ae76-b4c9-76fd-947e-66d165c8928d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035833
StatusPUBLIC

Content hashes

Canonical text461ec85ddf0dc57562e685bdde1956df9c45be15da2cd48870b15521ebdd46f0
Markdown223552eedc08e2a47a05130fd1d7d4baccc3b23ff5411f3db8872246d63170a3
PDF
Publication page99ebde1d2176723b74267a33d24c24c90a030831105809c4f6b1c633e46d4243
Manifest487e9c171a4fde78d3590592d891fb30e268d32ea919219a121a73ee123ae774

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
SignatureWhwcFFYukfzBNtmDqgWiXwbluEns/7u80N2dyBOlZax1zx/etNO89w9MODpsT2jNJUpPdcrhdMfVMdsixxucBw==
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

2026-09-17T11:27:33.296873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035833
observed 99ebde1d2176723b74267a33d24c24c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.280350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035833/manifest.json
observed 487e9c171a4fde78d3590592d891fb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.254585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035833/publication.md
observed 223552eedc08e2a47a05130fd1d7d4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.233894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035833/publication.txt
observed 461ec85ddf0dc57562e685bdde1956df...
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.