OpenTechnical

OT-2026-000008116

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed 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-2026-000008116) never changes.

Identity and time

Publication numberOT-2026-000008116 · never reused
Internal UUID01a0ae6a-908c-7484-8430-749180d13611 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008116
StatusPUBLIC

Content hashes

Canonical texte648defac6a9b49b7236237f45952d28fe38648a2aebeac954e96e015f30608f
Markdown4a86f438ae8bb6b653f195ed06b7346810a5956cbabcda6cf4acaafc95feda8d
PDF
Publication paged799f577b7877a733644e97afa52e6051d4ee2c18e23df532676e677e238be41
Manifest42137a033aa213462afe26cff3d0044e066e6e95bd2fc6fbc35bda9eaf4cd100

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
SignatureBxo23TWErmd2QJjS8HXmsjTDgtTUDpqUXupQnnHkePh+tX+EkFI6rzxOK+fw0wMHlOtQ2cjr3/IwUH1ODgdTAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:26.074570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008116
observed d799f577b7877a733644e97afa52e605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.054641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008116/manifest.json
observed 42137a033aa213462afe26cff3d0044e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.031962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008116/publication.md
observed 4a86f438ae8bb6b653f195ed06b73468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.012250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008116/publication.txt
observed e648defac6a9b49b7236237f45952d28...
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.