OpenTechnical

OT-2026-000054405

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000054405) never changes.

Identity and time

Publication numberOT-2026-000054405 · never reused
Internal UUID01a0ae85-b3aa-7b96-aad3-5e769019855f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054405
StatusPUBLIC

Content hashes

Canonical text8c97e91feb2cab28b637ab9bc6ada1a8840b07a57253b846f7a4898386684718
Markdownf7d92dd6838301fac9431ee4e7fd67b04a1bf15500d678c2d6b89edef6d132d4
PDF
Publication page0f741fdcbf1827ea65643397a09fef87a2e3ea138e7e54c94aa30eb57d4324ad
Manifest1e9496d1ad61e230d4775225b144ba98829489f8dea7dc9bb3789c53fffaa418

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
SignaturewxZ+9vpcW3oQhnQUGeSrSm2ZHX2M0oUpfhuYjZv6xrZaLX1iprdhgJAX3dQ96RsrcoAhTXi5yS+lm9cMITJODQ==
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

2026-09-17T10:54:57.002550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054405
observed 0f741fdcbf1827ea65643397a09fef87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:56.982510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054405/manifest.json
observed 1e9496d1ad61e230d4775225b144ba98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:56.961410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054405/publication.md
observed f7d92dd6838301fac9431ee4e7fd67b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:56.940315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054405/publication.txt
observed 8c97e91feb2cab28b637ab9bc6ada1a8...
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.