OpenTechnical

OT-2026-000101678

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, 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-2026-000101678) never changes.

Identity and time

Publication numberOT-2026-000101678 · never reused
Internal UUID01a0aea4-0e16-7d65-b2d4-81cf5f991d38 · 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-2026-000101678
StatusPUBLIC

Content hashes

Canonical textcb5209381a2a9064f775021eac26ed811d9188ccdcf1530aa4aca336a1d46efb
Markdownd018873e9b2358add2587e303ad6d81babc290494ebfe5e63fcdfccaf1410258
PDF
Publication page29e4c5a669e85c459b5fda14e9f4269ba31d4f13f0b9567ec8965df36524c56c
Manifest72610b7432f53296c4f5afd807339081d6b2190b82038a92ef21ee925382b71c

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
Signature3o6y3dRfgSN3NhJqGoi6VrGgf5EYrOR2kVZl280f+zo6fDyTail7cwEC7A+qjrWwVDJeLZjYlFl84KceZt7KCw==
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

2026-09-17T09:25:38.547227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101678
observed 29e4c5a669e85c459b5fda14e9f4269b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.529570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101678/manifest.json
observed 72610b7432f53296c4f5afd807339081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.511481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101678/publication.md
observed d018873e9b2358add2587e303ad6d81b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.493666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101678/publication.txt
observed cb5209381a2a9064f775021eac26ed81...
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.