OpenTechnical

OT-2026-000053140

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000053140) never changes.

Identity and time

Publication numberOT-2026-000053140 · never reused
Internal UUID01a0ae84-a432-7b01-a7f1-cc5db9011d63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053140
StatusPUBLIC

Content hashes

Canonical text0bea95bfccc16ceaedfea28d16e264b513d6f634c4554b311105bf26e4af6a83
Markdown6ad61b080d544c6bd28d47ae68432b3a902cffc1fbc13723c7d58c7076127dc0
PDF
Publication page2758ecdc9e994ea67e8fecb6e3fd21ab609ca5532d12e5441559bddc575a83c7
Manifest37f8a2c81d04ef6af3fab9cceffbc7dece6d0be0f15abe3ba82a5c73273bb376

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
SignatureiBlq8ndsOWUQMENlBjXaO4X3UNyxmTHK2rARs6zEIekL5b14XKb59yziV0k5MzeqR0fWuMLKCmztsljyLK5xBA==
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

2026-09-17T10:56:57.263338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053140
observed 2758ecdc9e994ea67e8fecb6e3fd21ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:57.174643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053140/manifest.json
observed 37f8a2c81d04ef6af3fab9cceffbc7de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:57.149508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053140/publication.md
observed 6ad61b080d544c6bd28d47ae68432b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:57.123445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053140/publication.txt
observed 0bea95bfccc16ceaedfea28d16e264b5...
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.