OpenTechnical

OT-2026-000099105

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, manifold 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-2026-000099105) never changes.

Identity and time

Publication numberOT-2026-000099105 · never reused
Internal UUID01a0aea2-8287-7925-b560-e148a9ac4877 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099105
StatusPUBLIC

Content hashes

Canonical text4ade0cab32adc22712dab0f66d15084a62c3821fee59cfc0f9a06ccd16a70f18
Markdown6fd60711b1589a082a17d278a3fd1e2d6bf7ba53162df68b79c4d8c49b71f6c0
PDF
Publication page9a6f20a723954d1e6399401e1560141032e93e4abb878e24d1a890ec312da62f
Manifestb120700f07d8a28c46410e581698297fe926a12250ad6134e00d672d9e5ffbcd

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
SignaturecD2VsBVlzZOWO1aOA3oQi6Jcm8AjozDe7U8TM0A9GQzgd9RIRiUmDodpluMcCGL87peVoBAexci4j1fL1P56Cg==
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

2026-09-17T09:30:20.909172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099105
observed 9a6f20a723954d1e6399401e15601410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.888382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099105/manifest.json
observed b120700f07d8a28c46410e581698297f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.867217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099105/publication.md
observed 6fd60711b1589a082a17d278a3fd1e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.846819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099105/publication.txt
observed 4ade0cab32adc22712dab0f66d15084a...
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.