OpenTechnical

OT-2026-000098559

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098559) never changes.

Identity and time

Publication numberOT-2026-000098559 · never reused
Internal UUID01a0aea2-42ab-77ef-9599-1e5f774ecb6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098559
StatusPUBLIC

Content hashes

Canonical textb503d04a0e39ee54c892e0579118720df271ee064381c7057fca123de06ba0f4
Markdown7cde793bef12177628d7d5fbe4ae801c889d760fb48aebb04744397d403cc846
PDF
Publication pagedb49779f74a7024d538fbd4028321b5a3770b2939b652fcf686fd28bffd6280b
Manifestd48932ae25b014daa0a2c54b94558e80b9d4edc7d177f5af4d07669de0bd1430

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
Signature4QZcGDnxtJAi9VIXuFiYjuPLmsvSRr9N0VI9PiBk6rw0cf3YKoNevv+MfPtU++nbC0N1KHDeajbJcaK4ckq6CA==
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

2026-09-17T09:30:49.326045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098559
observed db49779f74a7024d538fbd4028321b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.309604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098559/manifest.json
observed d48932ae25b014daa0a2c54b94558e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.291771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098559/publication.md
observed 7cde793bef12177628d7d5fbe4ae801c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.273115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098559/publication.txt
observed b503d04a0e39ee54c892e0579118720d...
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.