OpenTechnical

OT-2026-000039099

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000039099) never changes.

Identity and time

Publication numberOT-2026-000039099 · never reused
Internal UUID01a0ae78-9672-7b3c-9896-7a854af1a820 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039099
StatusPUBLIC

Content hashes

Canonical text00204248942da0abf8b5eaf8df9b820e9ae8589be81f585ecc1b69047c65f8f3
Markdownd0b3f1f2563edef8d6f2584134991229e9a4dc4e4be06f312a67002daed3c7e5
PDF
Publication pagec4493ded73057584a6177afe63d851f94e93a5918801955a2a22130fb4080bc0
Manifeste8e42d950bb149076d62d5a09de2b347354e715e8103d12f03e910249c723e93

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
SignatureeRSRqvLRl2f1RZ8PuWKkiWAvBZ96Zf0WTRSY4KhnlNdwmrNMHB+p3JGUROYoO/fQv16lZJE4BqtZ2/zHWu2oBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:35.134237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039099
observed c4493ded73057584a6177afe63d851f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.114991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039099/manifest.json
observed e8e42d950bb149076d62d5a09de2b347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.097804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039099/publication.md
observed d0b3f1f2563edef8d6f2584134991229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.081638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039099/publication.txt
observed 00204248942da0abf8b5eaf8df9b820e...
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.