OpenTechnical

OT-2026-000061376

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000061376) never changes.

Identity and time

Publication numberOT-2026-000061376 · never reused
Internal UUID01a0ae8b-7b42-78e8-b91b-74db88e2a434 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061376
StatusPUBLIC

Content hashes

Canonical text572582a1c8791eac7ce71f98e85f664ed36dd07d97bfb571b3d1b583de982aea
Markdown2aeb0280fc31317c9f933e7223b0b4cd0b3f374a07d2892c63d8f29c7df40dc4
PDF
Publication page8de702ac07a2ce571b1a1004f9062f41bb8a8cb21cfce1945b3ac9aeb925baf0
Manifest169c6daf35cb8977c6ad2ae26522e74c8acc3beea97f59e2de48b874891d70b1

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
SignatureynjZqziMgzmRngdgGXaf9H5aAAu/3lB9cSCV/NnQ0ZDYh4VuTGr4HB8I6IhDR3YB5H1NRfPO9aB6mHsuA/ZZBA==
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

2026-09-17T10:41:13.957117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061376
observed 8de702ac07a2ce571b1a1004f9062f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.938224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061376/manifest.json
observed 169c6daf35cb8977c6ad2ae26522e74c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.919543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061376/publication.md
observed 2aeb0280fc31317c9f933e7223b0b4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.903255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061376/publication.txt
observed 572582a1c8791eac7ce71f98e85f664e...
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.