OpenTechnical

OT-2026-000103709

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000103709) never changes.

Identity and time

Publication numberOT-2026-000103709 · never reused
Internal UUID01a0aea4-e462-7806-bf46-b2a2735fd72b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103709
StatusPUBLIC

Content hashes

Canonical text41e06655bdf4be675395b7c1813745019d2a4655358f210a319cf91d85acda29
Markdown80d360fb987e459533e196b4817dc0a232273e3fa54cfa5f9c63c77ef9b08858
PDF
Publication page841ba9ccba82c9aaf862900ca9c92a703befa125f3b67fcf912e4d35ee3e2599
Manifest9fdebbb49137014a2dee218e2c7d1964fbe78bc31a1672efc8482192b3ab2f4d

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
SignatureZjh7QKRdkWksEwCtJkqjh6a2VNuX43/u9T3Lud5kHuwUzTLZGABFMUBhLnHdeaeC5pRUrwqsmywtzHgVf0EoDg==
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

2026-09-17T09:22:31.256985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103709
observed 841ba9ccba82c9aaf862900ca9c92a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:31.015484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103709/manifest.json
observed 9fdebbb49137014a2dee218e2c7d1964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.997939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103709/publication.md
observed 80d360fb987e459533e196b4817dc0a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.980485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103709/publication.txt
observed 41e06655bdf4be675395b7c181374501...
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.