OpenTechnical

OT-2026-000098038

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000098038) never changes.

Identity and time

Publication numberOT-2026-000098038 · never reused
Internal UUID01a0aea1-92f8-7e59-98ee-36a40c698568 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098038
StatusPUBLIC

Content hashes

Canonical text22f4f75deb0d31ac128aa428423c068fce8124291c014e8b18309ef97a408b7d
Markdown80041480c514e5deeb1b3010327e3c18c7daaa1c91d12794e229d886295328c6
PDF
Publication page5b51c5b0cbd94b49b466ba1ce3d2f1ffb6673e5d73590ab3487c4830fac9f9b1
Manifest74593bf9a98d05b20bebdbfc2458f9aace1ff093fc9b1180caf42a707d51625c

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
SignaturesJthW1ZEFzUv7sKtumCyB3LxVXSc/2rsItZebW1mkOeB8WShUKX46f66bDkX+CX4BpetxaDIfOSgt/Uncb8lCA==
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

2026-09-17T09:33:13.094017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098038
observed 5b51c5b0cbd94b49b466ba1ce3d2f1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.077033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098038/manifest.json
observed 74593bf9a98d05b20bebdbfc2458f9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.059697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098038/publication.md
observed 80041480c514e5deeb1b3010327e3c18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.043111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098038/publication.txt
observed 22f4f75deb0d31ac128aa428423c068f...
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.