OpenTechnical

OT-2026-000059873

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000059873) never changes.

Identity and time

Publication numberOT-2026-000059873 · never reused
Internal UUID01a0ae89-ec26-7e73-9e15-55847e2a65a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059873
StatusPUBLIC

Content hashes

Canonical text2c2905670291fa0bb8b36e3e323ef76769627cc622f7ff222bf6ff13f688db52
Markdownf8fba7fd124eedef75cc692ada458ebc8b9c0dbf5513d274346c7dc7d2167cd9
PDF
Publication page92573bbaf7ca222b798870bab0d41337840e2c90b6dcbebdac114d187e9e9c4d
Manifest85e33e1d8d0c5da613be8b62be24284b835b98d3f62e7025a2a63fdd41c06d40

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
SignatureV/t+mIoV/qrY/911GgQqeDjzQIgwCZfqeyL7+8ZeoTI9Ou1qv6kDsooPloNK/mgtY9pZkcsMFS5L0VW6blW3AA==
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

2026-09-17T10:44:37.724503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059873
observed 92573bbaf7ca222b798870bab0d41337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.708419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059873/manifest.json
observed 85e33e1d8d0c5da613be8b62be24284b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.688862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059873/publication.md
observed f8fba7fd124eedef75cc692ada458ebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.668519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059873/publication.txt
observed 2c2905670291fa0bb8b36e3e323ef767...
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.