OpenTechnical

OT-2026-000052908

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000052908) never changes.

Identity and time

Publication numberOT-2026-000052908 · never reused
Internal UUID01a0ae84-a42f-7a4c-97d9-a9a02719385c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052908
StatusPUBLIC

Content hashes

Canonical text0421f71b33677f8be6e10de02ee6c5ca2555c6b5a34417149885b3b963d5200d
Markdown3fa172a23400fdf517cd40d3c6adc9008d276fce5b868fd1bac282f13ba4f525
PDF
Publication pagec4a66b7b0655e6e9a83c97286d6cc1222ec5050e888122e421139ea03b642aaa
Manifestc5391bdb723e03db3de530562a24c726d821b24896eb88f0252de7895a8d504b

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
SignatureTp50yyAy17+iHJEm9tsGgToA+DInKkZCaBIqJH5gjl8xmdr757Kw+p0nW21hRVFBA2yf+8luFuvl5NgaJ0IqCw==
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

2026-09-17T10:56:33.087956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052908
observed c4a66b7b0655e6e9a83c97286d6cc122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:33.070224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052908/manifest.json
observed c5391bdb723e03db3de530562a24c726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:33.052380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052908/publication.md
observed 3fa172a23400fdf517cd40d3c6adc900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:33.033726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052908/publication.txt
observed 0421f71b33677f8be6e10de02ee6c5ca...
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.