OpenTechnical

OT-2026-000057854

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000057854) never changes.

Identity and time

Publication numberOT-2026-000057854 · never reused
Internal UUID01a0ae88-6ed8-7416-9ea5-77a830e1bb69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057854
StatusPUBLIC

Content hashes

Canonical text5358aaeb8486d5ac3f5915e190d017cebec57834f87d974ea5786b1fcfd5f881
Markdown633911a419d3682dd30d97d176806cd4ba3fdcf9c33e1525160b6c399ee1fc16
PDF
Publication page54e85c2d6511c7981655c600446a3d3e15732de34462935c344866b8291cb8ab
Manifest8522e29c2093dd43563b1a2b581dfdd979b885f5e0bc6362a95806e6de17ecae

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
SignaturenINa89PowVmc6HmL2+3VvxCeELZK1bHswp/XbAqvIH8a0bwqxS/aF5S6IJ3gZWX6YQ+Xa9bvmYV29H8COZuLDw==
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...

Independent retrieval

2026-09-17T10:47:26.091833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057854
observed 54e85c2d6511c7981655c600446a3d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.074590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057854/manifest.json
observed 8522e29c2093dd43563b1a2b581dfdd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.057993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057854/publication.md
observed 633911a419d3682dd30d97d176806cd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.041103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057854/publication.txt
observed 5358aaeb8486d5ac3f5915e190d017ce...
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.