OpenTechnical

OT-2026-000088356

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000088356) never changes.

Identity and time

Publication numberOT-2026-000088356 · never reused
Internal UUID01a0ae9b-5d27-74cb-8669-50b529f55820 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088356
StatusPUBLIC

Content hashes

Canonical text0ae67e9ce7fada29644404da98c9844f5983251d5720b8b677a30be63c5ca4b5
Markdownb998fc733abeea963cb681002c4af01c73034ed5cabf746b3e20111d93f73584
PDF
Publication page8de0e85ab655ff8c7bbab91e162d359e2abb38452992c064a773e69892bea420
Manifest25ad85b21a4fd7137d67d88894a42ae66349c4cca0020071e2fcbf1865b98f04

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
Signaturengbn4I0lSmI7ceqSKPFhEndM1o+e+ncolLce58fCbz6oercixbChLRLpaJwwhF6pcEW4gWB/nucgZn7P+fKNDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:42.192630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088356
observed 8de0e85ab655ff8c7bbab91e162d359e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.173886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088356/manifest.json
observed 25ad85b21a4fd7137d67d88894a42ae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.006048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088356/publication.md
observed b998fc733abeea963cb681002c4af01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.987729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088356/publication.txt
observed 0ae67e9ce7fada29644404da98c9844f...
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.