OpenTechnical

OT-2026-000059277

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000059277) never changes.

Identity and time

Publication numberOT-2026-000059277 · never reused
Internal UUID01a0ae89-8614-7ff9-99bd-8b14d7af6267 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059277
StatusPUBLIC

Content hashes

Canonical text3a9d0ecec24bbb23687852c0ad12763818ac77916de6d5736574da22313c41bc
Markdown8a31d00a326890d5732100589e497e6410aa5b2e09a7beb5999496e9065d876b
PDF
Publication page5d67b36c51a59871a5666baddd344df5b2481ea946f51514e7f07d74bd84aa8c
Manifest8e90e4f28f792c6eeda21232abfb84bcfd7c188995260686ef6e519908881e56

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
SignaturerBq0ohEpCGWt2i1GILGrMUxdSzAAk7vZ2OKpkfbQ16GS6EAmiyL6T2qnvRvMU3cvk9r5lDaqovYFIDPx441RBg==
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...

Independent retrieval

2026-09-17T10:45:49.891583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059277
observed 5d67b36c51a59871a5666baddd344df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.871998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059277/manifest.json
observed 8e90e4f28f792c6eeda21232abfb84bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.853645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059277/publication.md
observed 8a31d00a326890d5732100589e497e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.834802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059277/publication.txt
observed 3a9d0ecec24bbb23687852c0ad127638...
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.