OpenTechnical

OT-2026-000009268

Publication integrity record

Single cup vacuum gripper, three stage ejector, sustained blow-off after 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-2026-000009268) never changes.

Identity and time

Publication numberOT-2026-000009268 · never reused
Internal UUID01a0ae6b-31ba-7649-aff3-99145b754f75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009268
StatusPUBLIC

Content hashes

Canonical text253c69668db70954a4b0bc06820d28e4015fe769c75cdd7a8350e8426fae440f
Markdown3798d0b35d4cfdc869d383119979b71bb5bfc1893d900ec9a831d0a7b577a54e
PDF
Publication pageb6120c11028f65ad26aca4a18054cefec6cdb6748c6305d6f4f3b691322b5a99
Manifest8404bc5392cd91dd5cecdeebf8bdbea2a1419377e7b6ef198f8c22af182f813f

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
SignatureloD27B6JouwqJF42ssf4JG98V7evyu+p++PPzDj/MRk7zqK6NdU8KFvqTS2LVawC8W4z83gHgaP6lvj1PVVVBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:01.651052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009268
observed b6120c11028f65ad26aca4a18054cefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:01.628401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009268/manifest.json
observed 8404bc5392cd91dd5cecdeebf8bdbea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:01.607083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009268/publication.md
observed 3798d0b35d4cfdc869d383119979b71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:01.586825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009268/publication.txt
observed 253c69668db70954a4b0bc06820d28e4...
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.