OpenTechnical

OT-2026-000099767

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, 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-2026-000099767) never changes.

Identity and time

Publication numberOT-2026-000099767 · never reused
Internal UUID01a0aea2-c977-7c38-bd91-28368a2f0853 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099767
StatusPUBLIC

Content hashes

Canonical texteca05beb22b89dfabbc0aba7640f5d84c078c9ec4f743d074c9d72570b0d0924
Markdown86c139e630344d2a9376ca866320537e54b04f1356b9bb0daa21b403fb51b883
PDF
Publication page5ffc5dd2497182a0e33466a6b136463d597b3080fef5c98cf8453a7de6692116
Manifest7bc4c4f983ad017dae60a76741af2f597fdd809d4262fe921b597e04f019aee1

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
SignaturehEz65/PINBS3+BmXacPexBYBaxWkiII8Ecpj8LbmYdJZNCUfKn+N3bNy4KH8TxXwglP5UtZpA9UZM75OU+5IDw==
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

2026-09-17T09:29:47.931826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099767
observed 5ffc5dd2497182a0e33466a6b136463d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:47.915173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099767/manifest.json
observed 7bc4c4f983ad017dae60a76741af2f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:47.899063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099767/publication.md
observed 86c139e630344d2a9376ca866320537e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:47.882735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099767/publication.txt
observed eca05beb22b89dfabbc0aba7640f5d84...
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.