OpenTechnical

OT-2026-000099017

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000099017) never changes.

Identity and time

Publication numberOT-2026-000099017 · never reused
Internal UUID01a0aea2-8287-7ff5-b8cd-889c656848de · 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-2026-000099017
StatusPUBLIC

Content hashes

Canonical texta3f7cbcfbdba6dd42c19c45d38298c135d65e36c314bb8e0816e3dd565e4c3db
Markdown783e40283f0967d58c062a49278d757a06570baea48f030b3821b9c3d02602c8
PDF
Publication pageda62a82e7511f6a9a40d412ba9150d24706ec973ad0f0d129180d1703c5511ca
Manifest8ec5838db26cfed32a8913cbdaf317a28d30606acdaa32c1ca49b64d6200edf1

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
SignaturexyG9kGTBvQXmc1zrq+LnU5M35ru07yPIRaY7o1T4yynqtjmIcF+rtR+uMOxLwq9TFuGE1BolXepZhdGWMgquAA==
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

2026-09-17T09:30:06.337655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099017
observed da62a82e7511f6a9a40d412ba9150d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.320916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099017/manifest.json
observed 8ec5838db26cfed32a8913cbdaf317a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.300223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099017/publication.md
observed 783e40283f0967d58c062a49278d757a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.279878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099017/publication.txt
observed a3f7cbcfbdba6dd42c19c45d38298c13...
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.