OpenTechnical

OT-2026-000099680

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, 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-2026-000099680) never changes.

Identity and time

Publication numberOT-2026-000099680 · never reused
Internal UUID01a0aea2-c976-7d61-af9c-a91245090501 · 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-2026-000099680
StatusPUBLIC

Content hashes

Canonical text3de03281d5dc12af27429fe71a6618b857ffcdca5fe27bdf8fc31857626fc3e8
Markdowndf0d1fbe2e6bb7fa81d7a1f7fd3516c0eb49b3a02d5821cd9a979babe1966345
PDF
Publication page53b3fcefc4b5dff00e92801f486f650632d77709d9b51782f9bb286046e447dd
Manifest407fefd6f7bdf1b689bafe495d68af6360020d5f21ae94253fb127ad010bbaf4

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
Signatureb7/f7PMBbxKG9G12BpMv44iCpU9KDW4ojX4Z0AhAHbPZAxXBR7HkENXVuRshCMS2kWmtX7vtDFDlcFChAaUnDQ==
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

2026-09-17T09:29:37.513889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099680
observed 53b3fcefc4b5dff00e92801f486f6506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:37.496995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099680/manifest.json
observed 407fefd6f7bdf1b689bafe495d68af63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:37.479768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099680/publication.md
observed df0d1fbe2e6bb7fa81d7a1f7fd3516c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:37.459572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099680/publication.txt
observed 3de03281d5dc12af27429fe71a6618b8...
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.