OpenTechnical

OT-2026-000086579

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000086579) never changes.

Identity and time

Publication numberOT-2026-000086579 · never reused
Internal UUID01a0ae9a-2c98-7713-8dc3-e6478c4e588f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086579
StatusPUBLIC

Content hashes

Canonical textcf1242b941a495b9613f2180b03d7e0ec11a79eefc8fb7bdd3034049986f5614
Markdown158271b8050db35e9aadb62291de1f1c4db030132ef5fefe73b7866ecb66ef54
PDF
Publication page95133c3f2da8d94f69cd541d369ea39a07665705164492023dd6a0c7a48cd255
Manifest32121ed197f412a54f6773bca386c6d4f2d2fc714169561bca6e3ef07da6dd69

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
SignaturebMitLhqiUEDvMUNKuavxqlAm75bRIiR8T70D9vnqbP5U6pvVEygJ01sTkf/tJyRUXaZiqwgWo1Yq1/yVyh4/Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:24.980873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086579
observed 95133c3f2da8d94f69cd541d369ea39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:24.963857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086579/manifest.json
observed 32121ed197f412a54f6773bca386c6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:24.945616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086579/publication.md
observed 158271b8050db35e9aadb62291de1f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:24.927708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086579/publication.txt
observed cf1242b941a495b9613f2180b03d7e0e...
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.