OpenTechnical

OT-2026-000098809

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000098809) never changes.

Identity and time

Publication numberOT-2026-000098809 · never reused
Internal UUID01a0aea2-42b0-76ed-a747-bc3d8e5a4fa5 · 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-2026-000098809
StatusPUBLIC

Content hashes

Canonical text28dae153a4f4e494a0928ad3ade3bb302cf383bac11fa421c0333cb9cd626e0c
Markdown65bf3cecec078436c4a5bc9952fb7d995d558644e46b3066c7b5e25f525d927d
PDF
Publication pagedeb77b960c299540ad8f8e4808cb86961818d4d1266ee419a9b0070cc9999148
Manifest60bd282ad7aa632953ee2767abc5713cb46b721ad7daaa5dc58ee84d5252c2b4

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
Signature5oDN4wy0ndJ12tgr+hMQcP6bLcdKa7A0kcZfVWliMoIDyibw+8YGVTxDjXU5GjXNfEOG4pGQ0ozi1t/YV/KXDQ==
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

2026-09-17T09:31:08.500453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098809
observed deb77b960c299540ad8f8e4808cb8696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.481993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098809/manifest.json
observed 60bd282ad7aa632953ee2767abc5713c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.464410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098809/publication.md
observed 65bf3cecec078436c4a5bc9952fb7d99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.445961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098809/publication.txt
observed 28dae153a4f4e494a0928ad3ade3bb30...
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.