OpenTechnical

OT-2026-000101032

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000101032) never changes.

Identity and time

Publication numberOT-2026-000101032 · never reused
Internal UUID01a0aea3-c377-7ed0-9a55-004c24ffaaac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101032
StatusPUBLIC

Content hashes

Canonical text4ff6edf2f673c37a6616e289a7b09cb5b55671525e6efcd5dbee1e2e464f3efd
Markdown1a4496efecda65b8e9829d2659d9f9382fcbd8af5a72b67da6bfd06f492cbe2c
PDF
Publication page7e593fa018f23287d6a467368eb60ae135d5283529974896eae4064e21efe71d
Manifest454301329c676db0083cce6f90b67681bc278f8317a26afa078fb9902afaf6b6

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
Signature65HOrJOjkRHDw68UadYOSICj81eAIZF4I7TQXxZsnF+PexQ8kfbAhD6kZouQpxB845VhsrZ+J5Waf9+UHUJDAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:38.409582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101032
observed 7e593fa018f23287d6a467368eb60ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.391610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101032/manifest.json
observed 454301329c676db0083cce6f90b67681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.373761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101032/publication.md
observed 1a4496efecda65b8e9829d2659d9f938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.355838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101032/publication.txt
observed 4ff6edf2f673c37a6616e289a7b09cb5...
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.