OpenTechnical

OT-2026-000048850

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000048850) never changes.

Identity and time

Publication numberOT-2026-000048850 · never reused
Internal UUID01a0ae80-c32e-7068-9b39-aa237a0a21d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048850
StatusPUBLIC

Content hashes

Canonical text3b96be4ff083e18f41b96418c0555adbd2859699706063e34742cbdb3e5305b0
Markdownb2b8f18c58bde7ef8bf52ccc9de8ec311a2d2b66cd5e1bdee7fe476ecf0535e8
PDF
Publication page182359ef1f9d71013b27d0fd21b2e813108ef06c0defee79daa129918695b268
Manifest519223ad57ed416a8dae81dc03a5f12f099669bed0e942d698d9551e93627ca4

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
SignatureLJA7Fbg71367a7Y42bnkm2bekNMnDjpb1zevfvcL3WeYeaYbnFbepW2W5j4iB+FMXP7Gd6nG/M8iMGsLCUicBQ==
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

2026-09-17T11:04:38.926526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048850
observed 182359ef1f9d71013b27d0fd21b2e813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.909220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048850/manifest.json
observed 519223ad57ed416a8dae81dc03a5f12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.887373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048850/publication.md
observed b2b8f18c58bde7ef8bf52ccc9de8ec31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.867655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048850/publication.txt
observed 3b96be4ff083e18f41b96418c0555adb...
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.