OpenTechnical

OT-2026-000055900

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000055900) never changes.

Identity and time

Publication numberOT-2026-000055900 · never reused
Internal UUID01a0ae87-0a4a-72f0-979f-69977bfcedab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055900
StatusPUBLIC

Content hashes

Canonical text5facdd655bb5bc3f1c7a6059ec2daeb002abb236d207b53add749467164b16f1
Markdownc7bd52956c24ee705e433fc63b3abd3ad3bcd982d583eb17870ff29ef0346bbe
PDF
Publication page22aaa20030ae1ccb2fa230d384d64bcf255eba7d0e075344228f00a4f71c05be
Manifest9817cd07299aa70a0cbd7d6e526fc093fbd0ca8e59594fe313da0c973cc3d5ae

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
SignatureQa/6sn6MlMMVFeyQyPiOz8lHLrGxfyhS2Qdv0IcGui2QlCYN9gs1ljhZhvhvnv/GfozT1+Or6GNYcikJdcAlBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:24.120731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055900
observed 22aaa20030ae1ccb2fa230d384d64bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.104405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055900/manifest.json
observed 9817cd07299aa70a0cbd7d6e526fc093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.085947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055900/publication.md
observed c7bd52956c24ee705e433fc63b3abd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.065959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055900/publication.txt
observed 5facdd655bb5bc3f1c7a6059ec2daeb0...
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.