OpenTechnical

OT-2026-000062463

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000062463) never changes.

Identity and time

Publication numberOT-2026-000062463 · never reused
Internal UUID01a0ae8c-0ac0-7403-924f-eb4ac8d9ff01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062463
StatusPUBLIC

Content hashes

Canonical texte13da6b707f23f78d0a65f00595657c4ee82147583d7e9442d89ff45cf5987e8
Markdownfda9d11b1233cbfe6a4d4aeb700d0f4c0ba184b3506f0e7060fb6571d976c3f1
PDF
Publication pagea2ecf0bd9f4c5892f885b3173b5c804ed9dc8d2ec7feee8567bdada758bc3dbb
Manifestf73cbabd559ce73201a3efd50772792455b69a0cf97a04dbabf6d085924e6636

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
SignaturedSAyTj+38M5l1KMDtuBpvlz3HFN4ALTp5aQKFgghbxTuNsisqZCP0XAflrqe/pwC4+A7F25lpo9ghjIpyYtgCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:48.764173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062463
observed a2ecf0bd9f4c5892f885b3173b5c804e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.742701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062463/manifest.json
observed f73cbabd559ce73201a3efd507727924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.723370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062463/publication.md
observed fda9d11b1233cbfe6a4d4aeb700d0f4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.702737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062463/publication.txt
observed e13da6b707f23f78d0a65f00595657c4...
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.