OpenTechnical

OT-2026-000039100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000039100) never changes.

Identity and time

Publication numberOT-2026-000039100 · never reused
Internal UUID01a0ae78-9672-7f8e-8bbe-cd53e217c8f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039100
StatusPUBLIC

Content hashes

Canonical text330387074668bf65d4fef933caa46ba7efb36a668cd3b4678b3356cc5ed208c6
Markdown8053c5d7aed438b689dbfd329b4b756a1bfba037f0751b2f42165a3094e96db8
PDF
Publication page6621873bd8fe2845adbdd3297255a2735f6e387d4bb19b8ec7dd0a42873ba478
Manifest56ed317c4ea363abe872126208585fb4f4bf24d62abfd4e39e2999dd86eb879f

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
Signatureuvy7jn1vcJbUcCd5vMscotOOzPCIsZOXAfQ3KuFkJkBmUUZaK+71Lw9ONx5UVPAbrPdN2gCyn5trOB9Yw1IwAg==
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

2026-09-17T11:20:35.214919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039100
observed 6621873bd8fe2845adbdd3297255a273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.193658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039100/manifest.json
observed 56ed317c4ea363abe872126208585fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.174796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039100/publication.md
observed 8053c5d7aed438b689dbfd329b4b756a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.156334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039100/publication.txt
observed 330387074668bf65d4fef933caa46ba7...
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.