OpenTechnical

OT-2026-000099651

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000099651) never changes.

Identity and time

Publication numberOT-2026-000099651 · never reused
Internal UUID01a0aea2-c976-7807-86ff-09c104ab01ee · 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-2026-000099651
StatusPUBLIC

Content hashes

Canonical text246e3c1974510e9131edc10ca4b03cf207606be271343819e4472ec2e01d3418
Markdown3a32cf82dea2da0ef780a8a4dbe0542607e838173729527def343a313b3dca78
PDF
Publication page5e97db5187f9130039656853bacecb1fd8e3aa3498fb6b73278f5c8453df5ab0
Manifestf44dc766185f1dc12100804891cc1c29a4af5e0b83c7cf63980853b07813dc0e

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
Signature/XNnv/8pIgfWw96kNI96Br8aS+SL2KRoYn+DPapq0n3GG/NW3rP1n3aVu+wvI1ZMIzoj0+eyKi7FgTW4BSEmBw==
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

2026-09-17T09:29:35.433785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099651
observed 5e97db5187f9130039656853bacecb1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.415100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099651/manifest.json
observed f44dc766185f1dc12100804891cc1c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.396021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099651/publication.md
observed 3a32cf82dea2da0ef780a8a4dbe05426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.371824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099651/publication.txt
observed 246e3c1974510e9131edc10ca4b03cf2...
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.