OpenTechnical

OT-2026-000053322

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, vented before set-down

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-2026-000053322) never changes.

Identity and time

Publication numberOT-2026-000053322 · never reused
Internal UUID01a0ae85-0a15-71dd-aa34-aa0d2adb6210 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053322
StatusPUBLIC

Content hashes

Canonical text2c3e9fb7786d0a1dc2dff14aaecabb1be598d998bcb52274ca658e6dd13cd5c1
Markdown4b48c1758f3e7ea2c2b28d81e3be51f6281a8a6699833c3033753b2cd62db0d8
PDF
Publication pageb6ec26c781d8c51b3c7436273623eaec8cfe2d1126b2408a49eea41d855d8c13
Manifestf790c1fcfefa12bf535944635ea09f7792aa4729a684a55df10edf9c351fdc12

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
SignaturepvZR+DHe/bUqZ78hxmgzqsr5sKbXXfqqhHCH0n09IVulkJaaFdp/6idWMvBaLPGWpr3m6gwAwKinLBusJw/MCA==
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

2026-09-17T10:55:01.171644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053322
observed b6ec26c781d8c51b3c7436273623eaec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:01.152445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053322/manifest.json
observed f790c1fcfefa12bf535944635ea09f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:01.133453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053322/publication.md
observed 4b48c1758f3e7ea2c2b28d81e3be51f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:01.113321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053322/publication.txt
observed 2c3e9fb7786d0a1dc2dff14aaecabb1b...
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.