OpenTechnical

OT-2026-000101821

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off after set-down

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-2026-000101821) never changes.

Identity and time

Publication numberOT-2026-000101821 · never reused
Internal UUID01a0aea4-0e18-7b7b-ab87-ed6af49c8e45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101821
StatusPUBLIC

Content hashes

Canonical text258d735fcb01eb139aec85f6ec49e49da028fc67fc87baa782f7b00bd34931b4
Markdown36e8ef595385140d1d5a83455d1c94d82f2dab7163d996f403024ae274b68926
PDF
Publication page352ac625735844d2d8178a86be3cb92550e8e6cbe35ad0a080996863171d23de
Manifest8958e9d677f6b3418d65a011d83e25ef181b6fd547b0aeffa3a1cab64817d113

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
SignatureVTMfbby9QFPJrpiJg6k2IV7u2ghps24g2YhxCdwO5tO8nMv37UvKU0bpm502IP3AHYRm6+hc6LCwRx3KesA4Aw==
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

2026-09-17T09:26:19.257778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101821
observed 352ac625735844d2d8178a86be3cb925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.241252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101821/manifest.json
observed 8958e9d677f6b3418d65a011d83e25ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.223095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101821/publication.md
observed 36e8ef595385140d1d5a83455d1c94d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.204356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101821/publication.txt
observed 258d735fcb01eb139aec85f6ec49e49d...
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.