OpenTechnical

OT-2026-000101549

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000101549) never changes.

Identity and time

Publication numberOT-2026-000101549 · never reused
Internal UUID01a0aea4-0e15-779d-900d-3d22c00621d0 · 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-2026-000101549
StatusPUBLIC

Content hashes

Canonical text9b9d27515bf272a33c9040d77799ba90b0a267ffedd81d9ca1efd9dcc95dd21b
Markdown4cf717d49700b26a9ca9b4378ceaec12ad76d41034a71d554fe9c5b713b2a6fb
PDF
Publication pagecba45edf7bf9a9c44940e2081e952b2597e660c549f968d1cedfce0320af0286
Manifesta252b7bcd341b99a39238fc0d01687262391e1ad2580fce3b2c58bcbf58154cd

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
SignatureKFvnhnWbWhB/4OGhuQirzDBjVwVhFinmKdBwvLOpAlQUJPxioTPC8/lvdOda1XEWlm6K3Xk2f4BakRFVzo4PBA==
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

2026-09-17T09:25:35.538897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101549
observed cba45edf7bf9a9c44940e2081e952b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:35.521197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101549/manifest.json
observed a252b7bcd341b99a39238fc0d0168726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:35.503938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101549/publication.md
observed 4cf717d49700b26a9ca9b4378ceaec12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:35.484805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101549/publication.txt
observed 9b9d27515bf272a33c9040d77799ba90...
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.