OpenTechnical

OT-2026-000053956

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000053956) never changes.

Identity and time

Publication numberOT-2026-000053956 · never reused
Internal UUID01a0ae85-b3a6-7a63-8fed-02234b4a9081 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053956
StatusPUBLIC

Content hashes

Canonical text4462dcb7dfa94ae1d9f70be894294bccdfb90195362569068f5269dfdf0b55a2
Markdown2e7de45efdb9f16e911d0365a85a2023ff196bcd7873982b179f99eae66f770a
PDF
Publication pageb625dcdaee281980ce9f311acf893ac8c3fbf2c02057b8a543a8eaa086aebdc2
Manifest227611119827b46d4265f8233f51bd73e1fc8148862274b2de9270ec9f027053

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
SignatureU+y31VHdz7C2i79Qj9i22ZTU78NAH8HDb+aRv9oMXYNUpnlFKDGPX149+pHaiVVDD0J2muud1ZExlJMP1dymBA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:12.895359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053956
observed b625dcdaee281980ce9f311acf893ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.860321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053956/manifest.json
observed 227611119827b46d4265f8233f51bd73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.819067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053956/publication.md
observed 2e7de45efdb9f16e911d0365a85a2023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.789002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053956/publication.txt
observed 4462dcb7dfa94ae1d9f70be894294bcc...
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.