OpenTechnical

OT-2026-000096181

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, sustained blow-off 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-2026-000096181) never changes.

Identity and time

Publication numberOT-2026-000096181 · never reused
Internal UUID01a0aea0-585e-7da8-aa41-c59cd5958a41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096181
StatusPUBLIC

Content hashes

Canonical text22041d020cdac9832feebcab6f6718b4dd5cf308eb5afdd75e2234a5010038df
Markdown842019038dbac0ba7c4dc44495131c8d80c84b802afbcabfa984bc3cd8f1f563
PDF
Publication page332f48b67c7933d7d5b94ae651051b85f4fd4a96cbec437c849df72a4427fc06
Manifestc64759b0f943a0360df691753e5e2b5e7f616cc32840302e4dbd728086280b81

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
SignaturewzLvQf0dRPyMbvSIlymg3qLbuqMD+yDs93marDDHBD6gkKyy0yqb0wzsQWN2Uup/OKt9Qq6s9NVFszWuKwXCAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:41.361474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096181
observed 332f48b67c7933d7d5b94ae651051b85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.342991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096181/manifest.json
observed c64759b0f943a0360df691753e5e2b5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.323687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096181/publication.md
observed 842019038dbac0ba7c4dc44495131c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.304754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096181/publication.txt
observed 22041d020cdac9832feebcab6f6718b4...
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.