OpenTechnical

OT-2026-000085102

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000085102) never changes.

Identity and time

Publication numberOT-2026-000085102 · never reused
Internal UUID01a0ae99-43b9-701b-98c0-c7dd95cff136 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085102
StatusPUBLIC

Content hashes

Canonical text6f38e09fcb10f875bdf600298ca9913b98c7b5e3a69d509fe89644acd34d7f69
Markdownfa6a1d44ba82ff449ca760153495a7a503e8bdccc1f66eb9b169195d7b3978e9
PDF
Publication page6912d7d8adb69c956e167bec5283fcceda4a376c77071c947a47278720230f85
Manifest08f2fc367cdeb9b2df3d8bf921d4e78e4115442623f398b55f98e88451ea3b40

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
SignatureD++O5C3h+0WGztd4/S80WtpRh2OXsgLBtttBMgUA4tdyuwoLLVSLhxyKOC1jbZ35TvlEf6YwRxo51O5FpWPZCA==
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

2026-09-17T09:55:10.196036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085102
observed 6912d7d8adb69c956e167bec5283fcce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.179714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085102/manifest.json
observed 08f2fc367cdeb9b2df3d8bf921d4e78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.161495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085102/publication.md
observed fa6a1d44ba82ff449ca760153495a7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.142829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085102/publication.txt
observed 6f38e09fcb10f875bdf600298ca9913b...
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.