OpenTechnical

OT-2026-000026380

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000026380) never changes.

Identity and time

Publication numberOT-2026-000026380 · never reused
Internal UUID01a0ae71-f4a7-7978-b668-a29239b91a47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026380
StatusPUBLIC

Content hashes

Canonical textc73e1c1471f53241c246881ced055a002cb61b4488d58cc22c543d4147ca9474
Markdown7c40da2835947f0de88da35ee30eb248b7c4ee301d14738c5d331de9164fecbc
PDF
Publication page29e1c3532afefe6723ff720e1ee7871d5fba885ca26933cfce1f65a682fb1960
Manifest697742896810acb2604920a4a2bf60ba209a1614e7561b4aea6438e73445000b

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
SignatureolDbFL7GV7/MNYSYoocP2fuw9b0C4/tY/P5DKPNSZGN/cAFwWqXB3x3At3cOlpEQ/Tb+4/JzXFPOuC/knUkqDQ==
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

2026-09-17T11:44:21.725504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026380
observed 29e1c3532afefe6723ff720e1ee7871d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.708977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026380/manifest.json
observed 697742896810acb2604920a4a2bf60ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.693588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026380/publication.md
observed 7c40da2835947f0de88da35ee30eb248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.674692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026380/publication.txt
observed c73e1c1471f53241c246881ced055a00...
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.