OpenTechnical

OT-2026-000101690

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, pulsed blow-off after 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-2026-000101690) never changes.

Identity and time

Publication numberOT-2026-000101690 · never reused
Internal UUID01a0aea4-0e16-7bf1-bf60-55e2958f0fbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101690
StatusPUBLIC

Content hashes

Canonical text089107c006b1bb6ffbf1c46da8717ca9b0b18d2ffe01be824c3d016c9240f26b
Markdownc97e704089eb1e1587e61cf0d01bf2ae42ae23f4d733c89111f00441776df11b
PDF
Publication pagea8e06a4899a7d69865a5677cab04582129fa1daaf0f52040fa0aaf48f97433f9
Manifestdf2a3a1bcbef4d01ebe736b0a4566f0ae4289fe81146ecb099bc22b88206502b

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
Signaturebw/JNVf2mCgHA08Lo008f0SO3fuCBR/P5NvBH/FNnHx8VoKNnveS3bhQy3viyWoEtj/imUMfzlT4Zc70+dj+DA==
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

2026-09-17T09:25:40.670657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101690
observed a8e06a4899a7d69865a5677cab045821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:40.653242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101690/manifest.json
observed df2a3a1bcbef4d01ebe736b0a4566f0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:40.633640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101690/publication.md
observed c97e704089eb1e1587e61cf0d01bf2ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:40.615234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101690/publication.txt
observed 089107c006b1bb6ffbf1c46da8717ca9...
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.