OpenTechnical

OT-2026-000061584

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000061584) never changes.

Identity and time

Publication numberOT-2026-000061584 · never reused
Internal UUID01a0ae8b-7b45-70e4-9c1e-1c21f114d0a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061584
StatusPUBLIC

Content hashes

Canonical text04d319aec3bd36553a2d5057ee222c4c4d9c863d3872aa122e29e1c18bf04b60
Markdown42c3d86c8cd690071b3c7c8410a0d72a1d9a5322be60c120dd94aa588be912cc
PDF
Publication pagebbc27172d43b3e0e7c116d4e09372eb41a869622cdc75d495a21fb9f2006241e
Manifestfa2f85b8b16afcf5e76d178022f59eea97130c329f39cbef6cf892d20b8ddbea

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
SignaturezCVUoOV/b2hTAeBtjsqgWgg6woWJhl3Pd0ns4Jjbv4O+dTl0LpujbWpibBMNVEMH8aUlndxnlogYfZI8V62DCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:30.326284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061584
observed bbc27172d43b3e0e7c116d4e09372eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:30.308705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061584/manifest.json
observed fa2f85b8b16afcf5e76d178022f59eea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:30.292398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061584/publication.md
observed 42c3d86c8cd690071b3c7c8410a0d72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:30.275937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061584/publication.txt
observed 04d319aec3bd36553a2d5057ee222c4c...
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.