OpenTechnical

OT-2026-000098416

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098416) never changes.

Identity and time

Publication numberOT-2026-000098416 · never reused
Internal UUID01a0aea1-e965-7d81-b4af-b1177f1b6a90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098416
StatusPUBLIC

Content hashes

Canonical text09bbdea48f7f28b0a794dcec460b3b4428bcc67f2a05c19a32f7ddadcf1948cd
Markdown82b1676216fef7650223d77a3332e0286a0112b798cf33312fc14044b49b6460
PDF
Publication page8dde397e560d953c5d3fd21c8183f3dcac1da3d1734c2c950f2e8e9b60be42ef
Manifestcc2407195f37c4269b1e4ab1cd78fa2a2d6ca73eed899539e25e7c758f78d61e

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
SignatureRwHyDNEfbiaIbmH2Uqs38gDG7656fyH/OBEAOymeXONVJ915QdnGoLjaSv3SI5lbQNp2g3wI1cu6QtIHZDG/CQ==
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

2026-09-17T09:32:15.972914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098416
observed 8dde397e560d953c5d3fd21c8183f3dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.954188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098416/manifest.json
observed cc2407195f37c4269b1e4ab1cd78fa2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.936114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098416/publication.md
observed 82b1676216fef7650223d77a3332e028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.917662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098416/publication.txt
observed 09bbdea48f7f28b0a794dcec460b3b44...
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.