OpenTechnical

OT-2026-000059108

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000059108) never changes.

Identity and time

Publication numberOT-2026-000059108 · never reused
Internal UUID01a0ae89-8611-7eed-bc1f-6f475968f44e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059108
StatusPUBLIC

Content hashes

Canonical text0f8218819086e9dced2d89ef54806f6d5e01a13580991cfb7f1d9d94a70a9ba4
Markdownd51dd63b314c843947174a0ad7d473ee9130a45b3db947217013f3fca5c728e9
PDF
Publication pagef6758f78eb7c545d0f1323363c255f4d5b2716262791dbe65f5440a5a79f5193
Manifest94bd437c2917912ef7275aeb1418b4fdf8bfee53825346f8d1bde360e07a5dd9

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
SignatureFRCjB5uO01FIgRaTkjb9UbTzoJT6g5rsOiO1Q3DUqP5ZJp7iNRI+pLuoBblZpqPAGMArqVZxBnYjCb5olWTlDQ==
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

2026-09-17T10:44:57.085379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059108
observed f6758f78eb7c545d0f1323363c255f4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.068840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059108/manifest.json
observed 94bd437c2917912ef7275aeb1418b4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.052417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059108/publication.md
observed d51dd63b314c843947174a0ad7d473ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.034196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059108/publication.txt
observed 0f8218819086e9dced2d89ef54806f6d...
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.